Definition of the product:
Sericin is a kind of protein surrounding fibroin (silk protein), yellowy
powder and soluble in water with pH value between 5 to 7 and positive ninhydrin reaction.
Appearance White or light jasmine powder
Solubility Soluble in water
Polarity Collateral Amino Acid/Total Amino Acids ＞70%
Total Nitrogen ≥14%
Weight loss on drying ≤5.0%
Residue on Ignition ≤4.0%
pH Value 5.0-7.0
Heavy Metal（As Pb） ≤5ppm
Coli Group（MPN）（pieces/100g） ≤30
Pathogenic Bacteria Not detected
1.In sericin, about 80% of the amino acid has hydrophilic lateral groups, about 1/3 is serine whose water absorption is 50 times more than that of glycerin. So sericin, as raw material of cosmetics, has excellent moisture absorption and Anti-microbe ability.
2.Sericin protein can generate membrane on hair surface, which has nice luster, feels well and spring, and is also suitable for hair shaping. It can prevent chemicals adhering to hair and avoid the harms to hair too.
3.Sericin has good ability of anti-oxidation and can restrain the activity of polyhphenol oxidase (PPO) in food. It is also a good natural anti-oxidant especially for rich grease food, cream and milk products.
4.Sericin has been widely used in fiber coating, such as under-dress, bed sheet and leather, due to its skin caring, anti-microbe, and comfort effects.
Contact Name: William Yan
Company Name: Huzhou Xintiansi Bio-tech Co., Ltd.
Street Address: No.487 Tianheng Road,
Chuangye Ave, Economic Development Zone,
Hzhou, Zhejiang, China.
Member name: hzxts
Member Since: 17 August 2009
Total Leads: 22 hzxts Import Export Business Leads
Business focus: Silk Protein, Silk Amino Acids, Silk Peptide, Silk Powder, Sericin Powder, Silkworm Pupa Amino Acids
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