| Packaging Material: | Foil Bag |
|---|---|
| Storage Method: | Cold & Dry Place |
| Shelf Life: | >12 Months |
| Nutrient Composition: | Amino Acid |
| Resource: | Natural |
| The content of active substances: | ＞90% |
| Samples: |
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| Customization: |
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XAZB Supply Best Price Cosmetic Grade Sericin Powder
Sericin powder amino acids is made from pure silk elements including 18 kinds of amino acids among with L-alanine, L-serine and so on.
Sericin powder amino acids is the water soluble mixing amino acid obtained after hydrolysis of Silk fibroin. The average molecular weight is about 90 and the product is also called as "Silk 90". The product is white powder with pH value between 5 to 7 and positive ninhydrin reaction.
| XAZB Supply the Silk Products Series | ||
| Item Name | Specification | Price |
| Silk Amino Acids | MW:90, Water-soluble mixed amino acids | $38.0-48.0/ kg |
| Silk Peptide Powder | MW:500 and 10000,water-soluble polypeptide substance | $40.0-52.0/kg |
| Sericin Powder | It is colloid protein wrapping in the outer layer of silk, soluble in water | $42.0-53.0/kg |
| Silk Fibroin Powder | MW:250000.macromolecular silk fibrin in powder form,slightly soluble in water,particle size 2μm, 10um | $37.0-58.0/kg |
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Items |
Indicators |
|
Characters |
White or slight grayish yellow powders |
|
Total Nitrogen (%) |
≥14.5 |
|
Weight loss on drying (%) |
≤6.0 |
|
Residue on ignition (%) |
≤4.0 |
|
PH value |
5.0-7.0 |
1. Sericin Powder Applied in cosmetic industry,sericin powder is mainly used as the additive;
2. Sericin Powder Applied in food industry, sericin powder is easy to permeate the derma layer of skin and get absorbed, nurturing skin as well.
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