Product Description
It is a dried powder refined by high quality silkworm pupaes through the biological extraction process.
Quality Standards
1. 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 |
2. Physicochemical Index
Item | Reagent grade |
Total nitrogen (on DM) % | ≥13.5% |
Amino nitrogen (on DM) % | ≥2.0% |
Ash (on DM) % | ≤12.0% |
Moisture % | ≤8.0% |
PH (2% solution) | 6.8-7.2 |
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.
Application
It is the basic raw materials of various microbial media.
Usage
Fully dissolved and sterilized before use.
Packaging
Compound Paper Bag with 25kg/bag or Cardboard Bucket. Reagent-grade products are packaged with 250g plastic bottle (or be packed according to the measurement requirements of customer and OEM Package as well).
Enterprise Standard of Silkworm Pupae Peptone.pdf