Polypeptoneis an off-white dry powder refined by biopolymerization from a variety of high-quality proteins.It is nutritionally rich and suitable for the culture of numerous fastidious bacteria.
2.Product Standards
Sensory Index
Items
Requirements
Morphology
Powder, no caking
Color
Light white powder
Odor
Endemic taste and odor of product, no other peculiar smell
Impurity
No normal visible extraneous impurity
Physicochemical Index
Item
Reagentgrade
Total nitrogen (on DM) %
≥12.0%
Amino nitrogen (on DM) %
≥2.5%
Chloride(on DM) %
≤2.5%
Residue on ignition(on DM) %
≤10.0%
Loss on drying%
≤6.0%
PH (2% solution)
4.5-7.0
Acidsolution & alkalescence high-pressure
Pellucid
Solubility (2% solution)
Note: The physicochemical index is general specification but we can customize product according to the requirements of customer.
3.Application
It is a fundamental raw material for the fermentation industry and for various microbial media.
4.Usage：Dissolve and sterilize thoroughly before use.
5.Packaging
Compound Paper Bags with 25kg/bag or Cardboard Buckets. Reagent-grade products are packaged with 250g plastic bottle (or packed according to the measurement requirements of the customer and OEM package).
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