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Current page:   Home > Cosmetics IngredientsCosmetics Ingredients

Silk Peptide
Product: Silk Peptide
CAS No.: 96690-41-4
Purity: 99.0%
Use: for cosmetics use

Silk Peptide

Product Name: Silk Peptide

Appearance: Off-white powder

Total Nitrogen (%):≥14.5

Average Molecular Weight (Da): 500-2000D
 

Description:

Silk Peptide Powder is extracted from Silkworm Pupa with biotechnology. It contains 18 kinds of amino acids. Among them, especially eight kinds of amino acids which are essential for human body own high content in our product, approx twice higher than pork, 10 times higher than milk. It owns balance nutrition and appropriate proportion.

 

Function:

 1, Making skin smooth, delicate,ruddy and rich flexibility.

 2, Preserving wet; nutrition supplements.

 3, Checking melanin.

 4, Protecting  hair.

 5, preventing skin wrinkles and skin injury

 

Specification:

 

Items

Index

Appearance

White powder, deliquescence in air, none special odor.

Differentiation

Positive ninhydrin reaction

Total nitrogen

≥14.5%

Weight Loss on drying

≤4.0%

Residue on ignition

≤3.0%

pH value

4.5-6.5

Average Molecular Weight

500-2000D

Solid Content

 

Heavy Metal (as Pb)

≤5.0ppm

As

≤1.0ppm

Bacteria

≤100/g

Coli Group(MPN)

≤30/100g

Pathogenic Bacteria

No detection

 

Packing:1kg/bag,25kg/drums.

Storage: in cool place



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