1. Product Description

It is a dried powder refined by high quality silkworm pupaes through the biological extraction process.

2. Quality 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	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.

3. Application

It is the basic raw materials of various microbial media.

4. Usage

Fully dissolved and sterilized before use.

5. 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). 

BEIJING HONGRUN BAOSHUN TECHNOLOGY CO., LTD is a high-tech enterprise integrated R&D, manufacture and marketing. It was established in 2008 and is a professional manufacturer to produce all kinds of culture medium and culture medium materials including casein peptone, soy peptone, yeast extract powder, peptone, polyad peptone, tryptone, acid hydrolysis of casein peptone, beef extract powder, yeast cream etc.