Silk Fibroin Powder

Cat#

SP003

Product Name

Silk Fibroin Powder

Product Type

Silk Products

Description

Silk powder (silk fibrin powder) is a kind of macromolecular silk fibrin in powder form. Its molecular weight of is about 250,000. It is tasteless, odorless, slightly soluble in water and insoluble in alcohol ether.

Type

Coarse silk powder; Superfine silk powder; Superfine silk powder; Ultrafine and ultra-micro silk powder; Nanometer silk powder.

Characters

White or slight grayish yellow powders.

Total Nitrogen (%)

≥14.5

Loss on Drying (%)

≤6.0

Residue on Ignition (%)

≤4.0

PH Value

5.0-7.0

Application Characteristics

1. The silk powder is an excellent natural moisturizing factor.
2. The silk powder has sun-screening effect.
3. Silk powder has a unique ability of keeping the oil.
4. The structural features of silk powder can help reduce the reflected light.

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

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