Seidecosa^TM Silk Fibroin Powder

Seidecosa^TM Silk Fibroin Powder is a kind of macro-molecular silk fibroin in powder form with an average molecular weight of about 250000.

Description & Appearance

Silk Fibroin Powder is made from silk fibroin degummed under high-pressure. It requires special craft of processing and smashing through physical methods. It is tasteless, odorless, slightly soluble in water and insoluble in alcohol ether.

Sources of raw materials

Silk Cocoon

Product Identification

Trade Name: Silk Powder

Composition: Fibroin

INCI Name: Silk Powder

CAS No.: 9009-99-8

Main Application

• Pressed powder, liquid foundation, lipstick, lip gloss, and sunscreen cream
• Toothpaste, soap
• Infant Skin Care Products
• Fabric
• Ink oil, advance coating

Specification Table

Items	Silk Fibroin Powder
Character	White or slight-grayish yellow powder
Weight loss on Drying (%)	≤6.0
Residue on Ignition (%)	≤4.0
Total Nitrogen (%)	≥14.5
PH Value	5.0-7.0

Packaging

• 1kg/ Double Polyethylene Bag
• 20kg/Drum (40cmX40cmX60cm)

Suggested Use Concentrations

• Daily skin care 0.5-2.0%
• Protecting sunshine 1.5-2.0%
• Baby skin 0.5-1.5%

Guaranteed Period/Storage

Guaranteed period: 24 months after production (without opening the package)

• Keep the goods in closed areas under normal room conditions.
• Avoid high temperature and high humidity.
• Do not stack pallets on goods