ロンビック List of Products and Services

We would like to introduce the "Super Accelerated Weather Resistance Testing Machine <SUV: Metal Halide Lamp Type>" handled by Ronbic Co., Ltd. The testing method involves continuous light exposure and cycle operation (light exposure, condensation, rest). The ultraviolet irradiance is 1500W/m² (300–400mm) and can be adjusted. Utilizing high degradation acceleration, it can be used for screening tests of long-term weather resistance performance as a preliminary study. 【Control Range】 ■ Temperature Control Range - During irradiation: 50–85°C (Black panel thermometer at room temperature 20°C) - During rest: 35–75°C (Black panel thermometer at room temperature 20°C) ■ Humidity Control Range - During irradiation: 40–70% RH (Black panel thermometer at 63°C) - During rest: 50–90% RH (Black panel thermometer at 50°C) *For more details, please download the PDF or feel free to contact us.

• Weather resistance test
• Contract measurement

We would like to introduce the "Heat Cycle Test" offered by Ronbic Co., Ltd. As a reliability evaluation of plastics, tests are conducted under high temperature and high humidity using a constant temperature and humidity chamber to assess the degradation of resin samples. Evaluation methods include visual assessments such as color and appearance evaluation, as well as mechanical property evaluations like tensile and bending tests. We also accommodate various evaluations before and after the tests in conjunction with the heat cycle test. 【Constant Temperature and Humidity Chamber Conditions】 ■ Temperature Range: -40℃ to +100℃ ■ Humidity Range: 20 to 98% RH ■ Heating Rate: 2.0℃/min ■ Cooling Rate: 3.0℃/min ■ Chamber Dimensions: 630mm × 400mm × 900mm (Width × Depth × Height) *For more details, please download the PDF or feel free to contact us.

• Contract measurement

We would like to introduce the "Heat Cycle Test" offered by Ronbic Co., Ltd. As a reliability evaluation of plastics, tests are conducted under high temperature and high humidity using a constant temperature and humidity chamber to assess the degradation of resin samples. Evaluation methods include appearance assessments such as color and mechanical property evaluations like tensile and bending tests. We also accommodate various evaluations before and after the heat cycle tests. 【Constant Temperature and Humidity Chamber Conditions】 ■ Temperature Range: -40℃ to +100℃ ■ Humidity Range: 20 to 98% RH ■ Heating Rate: 2.0℃/min ■ Cooling Rate: 3.0℃/min ■ Chamber Dimensions: 630mm × 400mm × 900mm (Width × Depth × Height) *For more details, please download the PDF or feel free to contact us.

• Contract measurement

We would like to introduce the "Heat Cycle Test" offered by Ronbic Co., Ltd. As a reliability evaluation of plastics, tests are conducted under high temperature and high humidity using a constant temperature and humidity chamber to assess the degradation of resin samples. Evaluation methods include appearance assessments such as color evaluation, as well as mechanical property evaluations like tensile and bending tests. We also accommodate various evaluations before and after the heat cycle test. 【Constant Temperature and Humidity Chamber Conditions】 ■ Temperature Range: -40℃ to +100℃ ■ Humidity Range: 20 to 98% RH ■ Heating Rate: 2.0℃/min ■ Cooling Rate: 3.0℃/min ■ Chamber Dimensions: 630mm × 400mm × 900mm (Width × Depth × Height) *For more details, please download the PDF or feel free to contact us.

• Contract measurement

At Ronbic Co., Ltd., we conduct measurements of "water vapor permeability and oxygen permeability." In addition to films and sheets used for food packaging materials, samples of product shapes such as beverage bottles like PET bottles and food containers can also be measured in their original form. By using dedicated fixtures, it is possible to measure the gas permeability from the outside to the inside of the container. (The measurement conditions for bottles and food containers are 23°C and 50% RH.) 【Measurement Conditions (Example)】 ■ Water Vapor Permeability Measurement ・Compliant with JISK7129-2 ・Measurement Temperature: 10°C to 40°C ・Measurement Humidity: Dry, 35% to 90% RH *For more details, please download the PDF or feel free to contact us.

• Contract measurement

At Ronbic Co., Ltd., we conduct measurements for "foreign substance analysis and adhesion analysis." We offer a wide range of services, including qualitative analysis of foreign substances mixed (or kneaded) into resin products, food, and pharmaceuticals, analysis of foreign substances in liquids, analysis of adhesion that occurs during the manufacturing process, and analysis of components that have bled out (bloomed) from rubber products. We have extensive experience in foreign substance analysis and adhesion analysis, and we can also provide consultation and suggestions regarding analytical methods. 【Measurement Examples (Partial)】 ■ Qualitative analysis of foreign substances mixed (or kneaded) into resin products, food, and pharmaceuticals ■ Analysis of foreign substances in liquids (sampling through filtration, extraction, etc., followed by analysis) ■ Qualitative analysis of filter catch ■ Investigation of the causes of fish eyes ■ Analysis of adhesion that occurs during the manufacturing process ■ Qualitative analysis of oil adhered to metal parts *For more details, please download the PDF or feel free to contact us.

• Contract measurement

This document is a list of standard tests for mechanical properties. It includes standard numbers corresponding to various test items such as bulk density, MFR/MVR, tensile tests (strength, elongation, modulus of elasticity), compression tests, bending tests (strength, strain, modulus of elasticity), impact tests (Charpy), and impact tests (Izod), as well as tensile impact tests. Please feel free to contact us if you have any inquiries. 【Listed Items (Partial)】 ■ Density ■ Bulk Density ■ MFR/MVR ■ Tensile Tests (Strength, Elongation, Modulus of Elasticity) ■ Compression Tests ■ Bending Tests (Strength, Strain, Modulus of Elasticity) *For more details, please download the PDF or feel free to contact us.

• Contract measurement

This document is a list of standard tests corresponding to mechanical properties. It includes standard numbers for various test items such as hardness tests (Rockwell method), hardness tests (durometer method), hardness tests (Vickers method), heat deflection temperature (HDT), and thermal deformation. Please feel free to contact us if you have any inquiries. 【Listed Items (Partial)】 ■ Hardness Test (Rockwell Method) ■ Hardness Test (Durometer Method) ■ Hardness Test (Vickers Method) ■ Heat Deflection Temperature (HDT) ■ Thermal Deformation *For more details, please download the PDF or feel free to contact us.

• Contract measurement

This document is a list of standard tests for electrical properties, optical properties, and chemical resistance. For electrical properties, it includes volume resistivity, surface resistivity, and triboelectricity tests; for optical properties, it includes refractive index (Abbe refractometer method) and haze measurement; for chemical resistance, it includes environmental stress crack testing (bent strip method) along with the corresponding standard numbers. Please feel free to contact us if you have any inquiries. 【Listed Items (Partial)】 ■ Volume resistivity ■ Surface resistivity ■ Triboelectricity test ■ Refractive index (Abbe refractometer method) ■ Haze measurement ■ Light transmittance *For more details, please download the PDF or feel free to contact us.

• Contract measurement

This document is a list of standard tests related to combustibility, thermal properties, and permeability. For combustibility, it includes tests such as horizontal combustion test for automobiles and vertical combustion test. For thermal properties, it covers methods like DSC (Differential Scanning Calorimetry) and DTA (Differential Thermal Analysis). For permeability, it lists standards for oxygen gas permeability and water vapor permeability. Please feel free to contact us if you have any inquiries. [Included Items (Partial)] ■ Horizontal combustion test for automobiles ■ Vertical combustion test ■ Horizontal combustion test ■ Oxygen index ■ DSC (Differential Scanning Calorimetry) ■ DTA (Differential Thermal Analysis) *For more details, please download the PDF or feel free to contact us.

• Contract measurement

This document is a list of standard tests corresponding to specimen preparation. It includes standard numbers for test items related to press molding, injection molding, specimen cutting, specimen punching, and notch processing. Please feel free to contact us when you need assistance. 【Listed Items】 ■ Press Molding ■ Injection Molding ■ Specimen Cutting ■ Specimen Punching ■ Notch Processing *For more details, please download the PDF or feel free to contact us.

• Contract measurement

We would like to introduce the "Evaluation of Recycled Resin Materials" offered by Ronbic Co., Ltd. We provide various evaluation items, including analysis of the types of contained resins (qualitative analysis of resins and fillers, quantitative analysis of content ratios, molecular weight distribution measurement), assessment of foreign matter content (foreign matter inspection), mechanical property testing, and accelerated life characteristic testing. Please feel free to contact us when you require our services. 【Evaluation Items (Partial)】 ■ Analysis of Contained Resin Types - Qualitative analysis of resins and fillers, quantitative analysis of content ratios, molecular weight distribution measurement ■ Dispersion Evaluation - Observation of dispersion morphology using TEM (Transmission Electron Microscopy) ■ Additive Analysis - Qualitative and quantitative analysis of additives using GC, HPLC, etc. *For more details, please download the PDF or feel free to contact us.

• Contract measurement

Our company is engaged in "contributing to the circular economy through resin analysis." We provide products and services that address diverse needs related to solving plastic issues. The Resin Inspection and Analysis Center utilizes analysis and evaluation technologies to support the establishment of systems for the collection and recycling of plastics, as well as to evaluate bioplastics. The circular economy, or circular economy, forms a cycle of "manufacturing - usage - re-materialization" while ensuring the economic viability of members in the loop to sustain social activities, serving as a key solution to mitigate plastic problems. [Analysis and Evaluation Examples] ■ Evaluation of collected items Model case 1: Resin types, additives, foreign substances, impurities, etc. ■ Evaluation of recycled materials Model case 2: Performance evaluation (moldability, physical property tests, etc.) ■ Evaluation of recycled materials Model case 3: Investigation of causes of performance degradation ■ Decomposition performance evaluation Model case 4: Biodegradability assessment in compost *For more details, please refer to the related links or feel free to contact us.

• Other contract services

I would like to introduce "Model Case 1: Examination of Sorting Methods for Resources Collected from the Market." The resources collected for recycling may contain various types of resins, foreign substances, and impurities. To efficiently reprocess these resources into raw materials, it is necessary to appropriately sort them to meet the required quality standards. By utilizing evaluation techniques for recycled plastic resources and fiber length assessment, we can support the establishment of collection and sorting methods that align with specific objectives, resulting in a system that secures raw materials of the desired quality. 【Evaluation of Recycled Plastic Resources】 - Analysis of resin types in collected items: Identification of resin types such as PP, PE, PS, PVC, PET, etc., using FT-IR. - Analysis of the composition of additives: Organic additives, glass fibers, etc. - Evaluation of foreign substances and impurities: Assessment of foreign substance size, quantity, etc., through image analysis. *For more details, please refer to the related links or feel free to contact us.

• Other contract services

I would like to introduce "Model Case 2: Consideration of the Use and Operation Methods of Recycled Materials." When considering the use of recycled materials, it is necessary to evaluate the physical properties of the materials, so we can propose various physical property tests. In addition to physical property testing, we can handle everything from compounding to specimen preparation, responding to a wide range of requests. By supporting the comparison of strength between virgin materials and recycled materials, as well as examining the recycling conditions that meet quality requirements, we can establish a system that maximizes the effective use of recycled materials. 【Various Evaluations of Recycled Materials】 ■ Comparison of strength between recycled materials and virgin materials: tensile, bending, compression, impact strength, etc. ■ Comparison by mixing ratio of recycled materials: compounding to specimen preparation to physical property testing for each formulation ■ Comparison of physical property values by number of recycling: evaluation of foreign object size, quantity, etc., through image analysis *For more details, please refer to the related links or feel free to contact us.

• Other contract services

Introducing "Model Case 3: Supporting Quality Improvement of Recycled Materials." Products made from recycled market resources often exhibit lower quality compared to those made from virgin materials. As the use of recycled materials increases in the future, it is expected that the quality requirements will also rise, necessitating countermeasures. By utilizing technologies such as investigating the factors contributing to the performance decline of recycled materials, we can identify the causes of quality degradation. If we can avoid or reduce these factors during the collection, sorting, and recycling processes, we can improve the quality of the final products. [Investigation of Factors Contributing to Performance Decline of Recycled Materials] - Resin degradation assessment: Confirmation of molecular weight reduction through molecular weight distribution measurement - Investigation of fracture causes in resin materials: Fracture surface analysis using optical microscopy, SEM, etc. - Evaluation of moldability: Assessment of moldability through melt viscosity, elongation viscosity, etc. *For more details, please refer to the related links or feel free to contact us.

• Other contract services

We would like to introduce "Model Case 4: Evaluation of Biodegradability." We conduct evaluations of biodegradation rates and degrees of decomposition necessary for the development, introduction, use, and approval of biodegradable materials, represented by biodegradable plastics. Lombic is a certified testing organization of JBPA. The measurement principle involves calculating the degree of decomposition by measuring the amount of CO2 released during the respiration of microorganisms as they decompose the plastic. [Details of our JBPA Certified Testing Organization] ■ Certification Testing Organization Number: JBPA-7 ■ Subject: Biodegradation Test JIS K6953-2 (ISO 14855-2) *For more details, please refer to the related links or feel free to contact us.

• Other contract services

We would like to introduce the "Analysis of Food Container Packaging" conducted at Ronbic Co., Ltd. The results of cross-sectional observation using an electron microscope on food container packaging (solid roux) revealed that the structure of this food container packaging consists of 7 layers. Using micro FT-IR and micro Raman, we were able to identify the materials of each layer. Even for thin layers (3rd, 4th, and 5th layers) of a few micrometers, material identification is possible with micro Raman. 【Method of Identifying Each Layer】 ■ 1st, 2nd, 6th, and 7th layers (>20μm): Micro FT-IR method ■ 3rd, 4th, and 5th layers (a few μm): Micro Raman method *For more details, please download the PDF or feel free to contact us.

• Other analysis and evaluation services

We would like to introduce the "Analysis of Food Container Packaging" conducted at Ronbic Co., Ltd. The results of cross-sectional observation using an electron microscope on food container packaging (solid roux) revealed that the structure of this food container packaging consists of 7 layers. Using micro FT-IR and micro Raman, the materials of each layer were identified. Even for thin layers (layers 3, 4, and 5) of a few micrometers, material identification is possible with micro Raman. 【Methods for Identifying Each Layer】 ■ Layers 1, 2, 6, and 7 (>20μm): Micro FT-IR method ■ Layers 3, 4, and 5 (a few μm): Micro Raman method *For more details, please download the PDF or feel free to contact us.

• Other analysis and evaluation services

We would like to introduce the "Micro Raman Spectroscopy System" handled by Ronbic Co., Ltd. Compared to micro IR (infrared) analysis, it allows for the analysis of micro areas as small as 1μm, making it possible to identify thin laminated films. Examples of analysis include the orientation distribution analysis of μm-order structures within the cross-section of PP resin injection molded products. 【Features】 ■ Capable of analyzing micro areas as small as 1μm, allowing for the identification of thin laminated films ■ Non-destructive analysis possible (when present in transparent materials) ■ A wide range of inorganic materials and additives can be identified ■ Analysis of crystallinity and molecular orientation in micro areas of polymer molded products is possible ■ Detailed solid structure analysis of carbon materials is possible *For more details, please download the PDF or feel free to contact us.

• Spectroscopic Analysis Equipment

We would like to introduce the "Micro Raman Spectroscopy System" handled by Ronbic Co., Ltd. Compared to micro IR (infrared) analysis, it allows for the analysis of micro areas as small as 1μm, enabling the identification of thin layered films. Examples of analysis include the orientation distribution analysis of μm-order within the cross-section of PP resin injection molded products. 【Features】 ■ Capable of analyzing micro areas of 1μm, allowing for the identification of thin layered films ■ Non-destructive analysis possible (when present in transparent materials) ■ A wide range of inorganic materials and additives can be identified ■ Analysis of crystallinity and molecular orientation in micro areas of polymer molded products is possible ■ Detailed solid structure analysis of carbon materials is possible *For more details, please download the PDF or feel free to contact us.

• Spectroscopic Analysis Equipment

We would like to introduce the "Pyrolysis GC/MS Analysis" conducted by Ronbic Co., Ltd. We can analyze a variety of materials in different forms, from liquids to solids, including plastics, rubber, wood, fibers, paints, inks, adhesives, and oils. By directly introducing the sample and performing pyrolysis followed by separation analysis using GC/MS, we can analyze materials that are insoluble in solvents, such as cross-linked polymer materials and thermosetting resins. 【Analysis Conditions】 ■ Sample Amount: 0.1 mg to several m ■ Temperature Range: 40 to 800℃ ■ Heating Atmosphere: He *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Reaction Thermal Decomposition GC/MS Method for Structural Analysis of Liquid Crystal Polymers" conducted by Ronbic Co., Ltd. Even in the case of condensation-type polymers that contain ester bonds, it is possible to estimate the structure by performing thermal decomposition with the coexistence of derivatization reagents using the reaction thermal decomposition GC/MS method. Please feel free to consult us when needed. 【Features】 ■ Thermal Decomposition GC/MS Method - Estimating the structure is difficult with peaks of polar compounds only. ■ Reaction Thermal Decomposition GC/MS Method - Methylated forms of the constituent monomers are observed. - Structural estimation is possible even for condensation-type polymers that contain ester bonds. *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

Our company is capable of qualitative and quantitative analysis of outgassing using static headspace GC/MS by sealing samples in glass vials. If solvents or unreacted materials remain in the product's resin materials, packaging materials, or cushioning materials, they can diffuse as outgassing (volatile gases). This can not only cause defects in the product but may also have adverse effects on the environment and human health. Our company possesses analytical know-how, including sample handling. Please feel free to consult with us. 【Sample Handling Instructions】 ■ Avoid direct contact with samples using bare hands and do not place them directly into plastic bags. ■ Powdered samples, liquid samples: Pack tightly in glass screw-cap bottles to eliminate air space and seal with a lid that has a fluororesin-coated gasket. ■ Film (sheet) type, plate type samples: Wrap them so that the matte side of the aluminum foil is in contact with the sample, ensuring there is no air space. *For more details, please download the PDF or feel free to contact us.

• Contract Analysis
• Gas Analyzers

We would like to introduce the "Composition Analysis of Mixed Resin Materials such as Recycled Plastics" conducted by Ronbic Co., Ltd. Qualitative and quantitative analysis of the following 12 types of polymers in mixed resin materials is possible: PE/PP/PS/ABS/SBR/PMMA/PC/PVC/PU (MDI-based)/PET/Ny6/Ny66 Additionally, without the need for complex separation processes or multiple analytical instruments, composition analysis of various samples such as recycled plastics (related to recycling) can be performed using thermal decomposition GC/MS methods. 【Composition Analysis】 ■ Recycled Plastics (related to recycling) ■ Waste Plastics (related to waste recycling) ■ Polymer Blends (related to synthetic resins) ■ Microplastics (related to marine pollution) *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Quantitative Analysis of Paraffin Oil in Thermoplastic Elastomers" conducted by Ronbic Co., Ltd. Quantitative analysis of paraffin oil in a wide variety of thermoplastic elastomers (TPE), including styrene-based, olefin-based, urethane-based, ester-based, and amide-based, is possible. We will propose an analysis design suitable for the type of TPE. [Types] ■ Styrene-based ■ Olefin-based ■ Urethane-based ■ Ester-based ■ Amide-based *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "SEC (GPC, APC) analysis" conducted by Ronbic Co., Ltd. Measurements can be performed using various solvent systems such as THF (Tetrahydrofuran), HFIP (Hexafluoroisopropanol), and DMF (N,N-Dimethylformamide). Examples of causes for abnormalities in molded products include insufficient drying of raw materials and abnormal molding conditions, which can lead to a decrease in molecular weight and insufficient strength of the molded products. 【Examples of measurable solvents】 ■ THF (Tetrahydrofuran) ■ HFIP (Hexafluoroisopropanol) ■ NMP (1-Methyl-2-pyrrolidone) ■ Cyclohexane ■ Chloroform ■ DMF (N,N-Dimethylformamide) *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "HPLC analysis" conducted at Ronbic Co., Ltd. As examples of equipment, we use the "Corona Charged Aerosol Detector" which can sensitively detect components without UV absorption (more sensitive than RI and ELSD), and the "Photodiode Array Detector (PDA)" which can sensitively detect components with UV absorption (190–800nm). Please feel free to consult us when you need our services. 【Equipment Examples】 ■ Corona Charged Aerosol Detector ■ Photodiode Array Detector (PDA) *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Quantitative Analysis of High Molecular Weight HALS" conducted by Ronbic Co., Ltd. Quantitative analysis of high molecular weight hindered amine light stabilizers (HALS) in resins (plastics) is possible. We provide information related to quantification, such as confirming the formulation amount in products (molded items) and checking the content after actual use in the field (outdoors). [Provided Information] ■ Confirmation of formulation amount in products (molded items) ■ Confirmation of content after actual use in the field (outdoors) ■ Other information related to quantification *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Additive Analysis in Resins" conducted by Ronbic Co., Ltd. We have established an analysis database with over 800 types of resin additives, enabling qualitative and quantitative analysis of a wide variety of additives in resins. We will propose analysis designs suitable for the types of resins and additives. Please feel free to consult us when you need our services. 【Examples of Requests】 ■ Part of quality control: Confirmation of formulation amounts in products (molded items), etc. ■ Assistance in product development: Confirmation of content after use, investigation of competitor products, etc. ■ Investigation of causes of troubles (such as molding or appearance defects), etc. *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Additive Analysis in Resins" conducted by Ronbic Co., Ltd. We have established an analysis database with over 800 types of resin additives, enabling qualitative and quantitative analysis of a wide variety of additives in resins. We will propose analysis designs suitable for the types of resins and additives. Please feel free to consult with us when you need our services. 【Examples of Requested Projects】 ■ Part of quality control: Confirmation of formulation amounts in products (molded items), etc. ■ Assistance in product development: Confirmation of content after use, investigation of competitor products, etc. ■ Investigation of causes of troubles (such as molding or appearance defects), etc. *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Additive Analysis in Resins" conducted by Ronbic Co., Ltd. We have established an analysis database with over 800 types of resin additives, enabling qualitative and quantitative analysis of a wide variety of additives in resins. We will propose analysis designs suitable for the types of resins and additives. Please feel free to consult us when you need our services. 【Examples of Requests】 ■ Part of quality control: Confirmation of formulation amounts in products (molded items), etc. ■ Assistance in product development: Confirmation of content after use, investigation of competitor products, etc. ■ Investigation of causes of troubles (such as molding or appearance defects), etc. *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Additive Analysis in Resins" conducted by Ronbic Co., Ltd. We have established an analysis database with over 800 types of resin additives, enabling qualitative and quantitative analysis of a wide variety of additives in resins. We will propose analysis designs suitable for the types of resins and additives. Please feel free to consult us when you need our services. 【Examples of Requested Projects】 ■ Part of quality control: Confirmation of blending amounts in products (molded items), etc. ■ Assistance in product development: Confirmation of content after use, investigation of competitor products, etc. ■ Investigation of causes of troubles (such as molding and appearance defects), etc. *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the analysis of "Alternative Plasticizers for Phthalate Esters in PVC" conducted by Ronbic Co., Ltd. In addition to the four types of phthalate esters (DEHP, BBP, DBP, DIBP) added to the list of designated harmful substances under the RoHS Directive, and phthalate esters subject to REACH regulations, we can qualitatively and quantitatively analyze compounds used as plasticizers for polyvinyl chloride (PVC). Please feel free to contact us if you have any inquiries. [Types] ■ Diester of adipic acid ■ Diester of sebacic acid ■ Triester of trimellitic acid *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Qualitative and Quantitative Analysis of Metal Soaps (Metal Salts of Fatty Acids)" conducted by Ronbic Co., Ltd. Analysis of metal soaps (metal salts of fatty acids), which are used in various applications such as stabilizers, lubricants, release agents, filler and pigment dispersants, vulcanization accelerators, and curing agents, is possible. Direct analysis of metal salts of fatty acids is difficult, but qualitative and quantitative analysis can be achieved by analyzing the metal components and fatty acid components separately. 【Example of Detected Components】 ■Ca (Calcium) ■Mg (Magnesium) ■Lauric Acid ■Behenic Acid ■12-Hydroxystearic Acid *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce our analysis of "Pentaerythritol-based surfactants (antistatic agents)." Pentaerythritol fatty acid esters are used as nonionic surfactants (non-ionic antistatic agents) in resins such as polyethylene, and are also used as additives in a wide range of fields including lubricants, paints, and cosmetics. Through instrumental analysis using GC/MS and HPLC, it is possible to qualitatively and quantitatively analyze each component and calculate the purity (composition ratio). 【HPLC Measurement Example】 ■ Pentaerythritol stearate - A compound in which stearic acid (and the impurity palmitic acid) is bonded to 1 to 4 molecules of pentaerythritol. *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Foreign Matter Analysis" conducted by Ronbic Co., Ltd. Using a variety of uniquely developed methods such as micro-sampling and pinpoint concentration, we perform micro foreign matter analysis from organic to inorganic substances. We accommodate various sample forms, including adhesion, kneading, and liquid. Please feel free to consult us when you need our services. 【Analysis Flow】 ■ Confirmation of provided samples ■ Sampling under a microscope ■ Processing into a measurable state ■ Measurement and analysis ■ Preliminary report ■ Sending of formal report *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Foreign Substance Analysis" conducted by Ronbic Co., Ltd. Using a variety of uniquely developed methods such as micro-sampling and pinpoint concentration, we perform micro foreign substance analysis from organic to inorganic materials. We accommodate various sample forms, including adhesion, mixing, and in liquid. Please feel free to consult us when you need our services. 【Analysis Flow】 ■ Confirmation of provided samples ■ Sampling under a microscope ■ Processing into a measurable state ■ Measurement and analysis ■ Preliminary report ■ Sending of formal report *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Foreign Matter Analysis" conducted by Ronbic Co., Ltd. Using a variety of unique development methods such as micro-sampling and pinpoint concentration, we perform micro foreign matter analysis from organic to inorganic substances. We accommodate various sample forms, including adhesion, mixing, and in liquid. Please feel free to consult us when you need our services. 【Analysis Flow】 ■ Confirmation of provided samples ■ Sampling under a microscope ■ Processing into a measurable state ■ Measurement and analysis ■ Preliminary report ■ Sending of formal report *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Foreign Matter Analysis" conducted by Ronbic Co., Ltd. Using a variety of uniquely developed methods such as micro-sampling and pinpoint concentration, we perform micro-analysis of foreign substances from organic to inorganic materials. We accommodate various sample forms, including adhesion, mixing, and liquid. Please feel free to consult us when you need our services. 【Analysis Process】 ■ Confirmation of provided samples ■ Sampling under a microscope ■ Processing into a measurable state ■ Measurement and analysis ■ Preliminary report ■ Dispatch of formal report *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Foreign Substance Analysis" conducted by Ronbic Co., Ltd. Using a variety of unique development methods such as micro-sampling and pinpoint concentration, we perform micro foreign substance analysis from organic to inorganic materials. We accommodate various sample forms, including adhesion, mixing, and liquid. Please feel free to consult us when you need our services. 【Analysis Process】 ■ Confirmation of provided samples ■ Sampling under a microscope ■ Processing into a measurable state ■ Measurement and analysis ■ Preliminary report ■ Dispatch of formal report *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Mapping Analysis of Foreign Substances Using SEM-EDX" conducted by Ronbic Co., Ltd. Identification of the components of foreign substances confirmed by SEM using mapping functionality. Please feel free to consult us when needed. 【Identification Methods】 ■ Mapping by detected elements ■ Mapping by phase *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce our "Analysis of Food Container Packaging." In addition to measuring oxygen permeability and water vapor permeability in film and sheet forms, measurements can also be conducted in product shapes. Oxygen permeability and water vapor permeability are significantly influenced by the composition and material layers of the container. Our company also conducts analytical evaluations through cross-sectional observation (FE-SEM) and material analysis (FT-IR, Raman). 【Measurement Examples】 ■ Water Vapor Permeability Measurement ■ Oxygen Gas Permeability Measurement *For more details, please download the PDF or feel free to contact us.

• Contract Analysis

We would like to introduce the "Compression Test" conducted at Ronbic Co., Ltd. This test applies compressive force to resin materials and measures various physical properties such as compressive strength and compressive modulus. We also have a temperature-controlled chamber, allowing tests to be conducted under desired temperature conditions. Additionally, we can perform compression tests on non-standard product shapes and measure compressive strain by attaching strain gauges. Test results can also be provided in electronic data format. 【Test Conditions】 ■ Test Temperature: -60℃ to 200℃ ■ Load Cell Capacity: 50N, 1kN, 20kN ■ Applicable Standards: JIS K7181 ISO604 *For more details, please download the PDF or feel free to contact us.

• Contract measurement

The container for solid roux has a multilayer structure because it is necessary for food preservation. By observing the cross-section of such food containers with an electron microscope, the layer composition can be clarified. It was found that a commercially available solid roux container has a multilayer structure consisting of seven layers with a thickness of approximately 3μm to approximately 40μm, as observed by FE-SEM. Based on this, further material analysis (＊1) was conducted using FT-IR and Raman analysis, allowing us to understand the materials of each layer. Additionally, the preservation properties of the container can also be assessed through measurements of oxygen permeability and water vapor permeability (＊2). *For more details, please download the PDF or feel free to contact us.

• Contract Analysis