Product Description
The product is also known as pancreatic digest of casein, which is used in the formulas need the casein pancreatin or trypsin digest. It is a kind of light yellow powder made from casein( a highly nutritional kind of protein extracted from milk), and a material which contains the amino acid and highly tryptophon as well. It is a basic material of various microbial culture medium to be used as the basic materials of biological fermentation, bio-pharmaceuticals and culture medium industries and so on.
Quality 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
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Light yellow or milky white powder
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Odor
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Endemic taste and odor of product, no other peculiar smell
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Impurity
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No normal visible extraneous impurity
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2. Physicochemical Index
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Item
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Pharmaceutical grade
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Reagent grade
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Total nitrogen (on DM) %
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≥12.0%
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≥12.0%
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Amino nitrogen (on DM) %
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≥2.5%
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≥3.0%
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Ash (on DM) %
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≤10.0%
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≤10.0%
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Moisture %
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≤6.0%
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≤6.0%
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PH (2% solution)
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5.0-8.0
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Acidsolution & alkalescence high-pressure
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Pellucid
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Solubility (2% solution)
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Pellucid
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Note: The physicochemical index is general specification but we can customize product according to the requirements of customer.
Application
This product is suitable for preparing various microorganism culture medium in the fermentation industry of new biomedicine, vitamin and so on, and widely used for the culture, separation, proliferation and identification of bacteria, as well as the preparation of medium of bacteria biochemical characteristic test such as sterility test medium, anaerobic bacterium culture medium etc.
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).
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