Sericin Powder

Cat#

SP004

Product Name

Sericin Powder

Product Type

Silk-based Products

Description

Sericin powder is the colloid protein wrapping in the outer layer of silk. It is a kind of yellowish powder and is soluble in water, whose ninhydrin reaction is positive.

Characters

White to light yellow powder, easy deliquescence. Soluble in water.

Total Nitrogen (%)

≥14

Residue on Ignition (%)

PH Value

5.0-7.0

Heavy Metal (recorded with pb) /(mg/kg)

≤5

Arsenic (mg/kg)

≤0.5

Total Bacterial Count (CFU/g)

≤3,000

Coliform (MPN) (entity/100 g)

≤90

Pathogenic Bacteria (Salmonella, Shigella, Staphylococcus Aureus)

Not Detectable

Application Characteristics

1. Sericin is highly effective in moisture absorption, moisture, breathable function and antimicrobial function when used as raw material of cosmetic and chemical fiber lay material.
2. The film-forming property of silk glue on hair is excellent and the membrane is glossy.
3. Sericin has an excellent inoxidizability.

Loss on Drying (%)

The Percentage of Polarized Side Amino Acids in the Total Quantity of Amino Acids (%)

>70

For research or industrial raw materials, not for personal medical use!

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