Disinfection test (UV irradiation)
This is a test to investigate the sterilization effect when ultraviolet light is irradiated using ultraviolet irradiation equipment.
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basic information
- Test Microorganisms The commonly requested microorganisms are as follows. Testing can be conducted according to your preferences, not limited to those listed below. ● Bacteria Staphylococcus aureus (golden staph*1), Escherichia coli (E. coli*2), Pseudomonas aeruginosa (green pus bacillus), Bacillus subtilis (hay bacillus*3), etc. *1 Testing can also be conducted for MRSA (methicillin-resistant Staphylococcus aureus). *2 Testing can also be conducted for O157 and O111 (enterohemorrhagic E. coli). *3 Testing can be conducted in both vegetative and spore forms. ● Molds Aspergillus niger [or Aspergillus brasiliensis] (black mold), Cladosporium sphaerospermum (black mold), etc.
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Delivery Time
P4
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Applications/Examples of results
**Testing Method** 1. Inoculation of test microbial solution and ultraviolet irradiation Prepare the test microbial solution and inoculate it onto the test specimen. Using the provided ultraviolet irradiation equipment, irradiate the test specimen with ultraviolet light according to the specified method. *It is also possible to use liquid by placing the microbial solution in a petri dish for irradiation or circulating it through piping, etc. The testing method will be constructed in accordance with the usage of the ultraviolet irradiation equipment. If desired, please consult us regarding this. 2. Measurement of viable cell count Measure the viable cell count of the test specimen. 3. Evaluation Compare the viable cell counts before and after irradiation, or between irradiated and non-irradiated samples.
Company information
At our center, we not only conduct tests as specified by JIS and other regulations, but we also propose testing methods that suit the purpose of the tests. We capture the entire problem for problem-solving and provide practical advice.