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This document explains the Kjeldahl method and the Dumas method. It includes the history of the Kjeldahl and Dumas methods, the characteristics and analysis flow of the Kjeldahl method, and the characteristics and analysis flow of the Dumas method. For more details, please refer to the PDF data available for download in the catalog. 【Contents】 ■ History of the Kjeldahl and Dumas methods ■ Characteristics of the Kjeldahl method ■ Analysis flow of the Kjeldahl method ■ Characteristics of the Dumas method ■ Analysis flow of the Dumas method *For more details, please refer to the PDF materials or feel free to contact us.

The "VAPADES 500C Auto Sampler System - Kjeldaal Automatic Distillation Titration Device" is a distillation apparatus that can be used for a wide range of analyses, including Kjeldaal analysis, alcohol distillation, and nitrate nitrogen. By combining it with a Kjeldaal decomposition device, it is possible to configure a system that accommodates various samples for Kjeldaal analysis. There are two types available: the fully automatic type "VAP500" with an integrated pH titration device, and the fully automatic/unmanned operation type "VAPADES 500C Auto Sampler System." 【Features】 ■ For Kjeldaal analysis, alcohol distillation, ammonia nitrogen analysis, etc. ■ Compatible with various samples in combination with the Kjeldaal decomposition device ■ Fully automatic type "VAP500" with an integrated pH titration device ■ Unmanned automatic type "VAP500C Auto Sampler System" *For more details, please refer to the PDF document or feel free to contact us.

The "VAP450" is a steam distillation device that can be used for a wide range of analyses, including various Kjeldahl analyses of food, soil, agricultural products, pharmaceuticals, and wastewater, as well as alcohol distillation, ammonia nitrogen, and nitrate nitrogen. By combining it with a Kjeldahl decomposition device, it is possible to create a Kjeldahl analysis system that accommodates various samples. In addition to automatically dispensing dilution water, alkali, and absorbent solution, it is also possible to change the distillation power. 【Features】 ■ Quick start even with gaps between measurements ■ 7-inch full-color display ■ Easy menu navigation like a smartphone ■ Automatic waste liquid discharge function after distillation *For more details, please refer to the materials. Feel free to contact us as well.

The "VAP200/300/400" is a steam distillation device that can be used for various Kjeldahl analyses of food, soil, agricultural products, pharmaceuticals, wastewater, and a wide range of analyses including alcohol distillation, ammonia nitrogen, and nitrate nitrogen. When combined with a Kjeldahl digestion device, it can form a system for Kjeldahl analysis that accommodates various samples. With a 7-inch full-color LCD touch panel, it allows for intuitive operation similar to that of a smartphone. 【Features】 ■ Quick start even with gaps between measurements ■ 7-inch full-color display ■ Easy menu navigation like a smartphone ■ Programmable alkali addition amount *For more details, please refer to the materials. Feel free to contact us as well.

This document explains the Kjeldahl method and the Dumas method, which are methods for analyzing nitrogen and protein. It includes the history of the Kjeldahl and Dumas methods, the characteristics and analysis flow of the Kjeldahl method, and the characteristics and analysis flow of the Dumas method. [Contents] ■ History of the Kjeldahl and Dumas methods ■ Characteristics of the Kjeldahl method ■ Analysis flow of the Kjeldahl method ■ Characteristics of the Dumas method ■ Analysis flow of the Dumas method *For more details, please refer to the PDF document or feel free to contact us.

The "VAP450" is a steam distillation device that can be used for various analyses such as Kjeldahl analysis of food, soil, agricultural products, pharmaceuticals, and wastewater, as well as a wide range of analyses including alcohol distillation, ammoniacal nitrogen, and nitrate nitrogen. 【Features】 ■ Quick start even after a pause in measurements ■ 7-inch full-color display ■ Easy menu navigation like a smartphone ■ Automatic waste liquid discharge function after distillation ★ For more details, please watch the video ★ * For more information, please refer to the materials. Feel free to contact us as well.

- Maintenance-free - Flow calibration possible - Rapid analysis online titration device - High-precision pH measurement - No need for indicator addition or pH adjustment of boric acid - Vapades 500C is a fully automatic device equipped with a 20-sample auto-sampler - All reagent tanks are stored inside the sampler - No motor trouble due to NaOH as it is air pressure driven - Sensor functions equipped in the sampler section, distillation section, and safety door section, along with alarm functions via display and sound

The VepaDes 450 Kjeldaal automatic distillation titration device is a steam distillation apparatus that can be used for various Kjeldaal analyses of food, feed, fertilizers, soil, agricultural products, pharmaceuticals, chemicals, wastewater, and more, as well as for alcohol distillation, sorbic acid distillation, ammonia nitrogen, nitrate nitrogen, VBN, and a wide range of other analyses. It can be combined with the Kjeldaal decomposition device Kjeldaurm to form a Kjeldaal analysis system that accommodates various samples.

The Vapades Keldahl automatic distillation apparatus is a steam distillation device that can be used for various Keldahl analyses of food, feed, fertilizers, soil, agricultural products, pharmaceuticals, chemicals, wastewater, and more, as well as for alcohol distillation, sorbic acid distillation, ammonia nitrogen, nitrate nitrogen, volatile acids, VBN, and a wide range of analyses. It can be combined with the Keldahl decomposition device Keldarm to create a Keldahl analysis system that accommodates various samples. Vapades is a state-of-the-art distillation device that allows for comfortable, rapid, safe, and highly accurate analysis.

The Kjeldaahl decomposition device is a decomposition system using an aluminum block heater that can perform Kjeldaahl decomposition or wet heating decomposition of various samples according to customer applications, in combination with a high-precision temperature controller. It features a corrosion-resistant enamel coating and is equipped with LED lights to improve visibility during the decomposition process. Additionally, an optional rapid cooling fan can be installed, which also takes into consideration the reduction of total decomposition time.