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1.Product Description
The product is a kind of white powder with decoloration processing, which is a hydrolysate prepared through high temperature and high pressure reaction by casein and hydrochloric acid, neutralization by sodium hydrate. The amino acid have showed with original form, which has high usage rate and is suitable for the composition of various culture medium.
2.Product Standards
1) Sensory Index
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Items |
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Requirements |
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Morphology |
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Powder, no caking |
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Color |
Light white powder |
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Odor |
Endemic taste and odor of product, no other peculiar smell |
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Impurity |
No normal visible extraneous impurity |
2) Physicochemical Index
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Item |
Reagent grade |
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Total nitrogen (on DM) % |
≥8.0% |
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Amino nitrogen (on DM) % |
≥2.0% |
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Ash (on DM) % |
≤6.0% |
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Moisture % |
≤8.5% |
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PH (2% solution) |
_ |
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Solubility (2% solution) |
Pellucid |
Note: The physicochemical index is general specification but we can customize product according to the requirements of customer.
3.Application
It is refined by hydrolyzed casein peptone, which is suitable for the growth and drug susceptibility test materials of diphtheria bacterium, bordetella pertusis, toxin of streptococcus pertussis and streptomyces.
It is suitable for the culture medium of susceptibility testing and salt-tolerant microorganism.