Customization: | Available |
---|---|
Type: | Skin Care |
Function: | Whitening/Lightening |
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Product Name | Silk Protein Powder |
Brand Name | Greenway Biotech |
Purity | 99% |
Cas | 96690-41-4 |
Appearance | White Powder |
Test Method | HPLC |
Product Name:
|
Hydrolyzed Silk Protein
|
Product Grade:
|
Cosmetic Grade
|
Source:
|
Silkworm
|
Part Used:
|
Silk
|
ITEM
|
SPECIFICATION
|
TEST METHOD
|
Appearance
|
white or light yellow powder
|
Sensory test
|
Dissolvable Level
|
Liable to dissolve
|
/
|
Nitrogen
|
≥14.5%
|
Kjeldahl method
|
PH (5% Aqueous Solution)
|
5.00-7.50
|
QB 2732-2005
|
Ash
|
≤4.0%
|
GB/T 5009.4
|
Loss on drying
|
≤4.0%
|
GB/T 5009.3
|
Pb
|
<0.5 PPM
|
GB 5009.12
|
As
|
<0.5 PPM
|
GB/T 5009.11
|
Hg
|
<0.5 PPM
|
GB/T 5009.17
|
Cr
|
<2.0 PPM
|
GB/T 5009.123
|
Total Plate Count
|
<1000cfu/g
|
GB/T 4789.2
|
Mold & Yeast
|
≤50 CFU/g
|
GB/T 4789.15
|
E.Coli
|
≤0.4 MPN/g
|
GB/T 4789.3
|
Salmonella
|
Negative
|
GB/T 4789.4
|