sericin, sericin powder, cosmetic grade sericin, natural silk sericin
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sericin, sericin powder, cosmetic grade sericin, natural silk sericin
Product Name: Sericin Powder
Total Nitrogen (%): ≥14
Appearance: White to light yellow powder
Grade: Cosmetic Grade, Food Grade
Active ingredient: Silk Sericin
Used Part: silk
(1)Sericin is rich of amino acids with polar pendant groups, such as serine and asparaginic acid. It is a kind of protein with abundant hydrophilic groups. Because amino acid with hydrophilic polarity accounts for about 75% in sericin, especially serine which takes up about 30% of sericin, whose hygroscopicify is 50 times stronger than glycerol. Thus, 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, while the hair feels good and elastic. It can not only avoid the direct contact between hair and chemicals that can damage hair, and it can also increase the elasticity and gloss of hair. Sericin can form the membranes with certain strength on the hair surface, which can be used as the hairspray.
(3)Sericin has an excellent inoxidizability. It can effectively inhibit the polyphenol oxidase activity in food and is an excellent natural antioxidant for fat food, which has very prominent value in developing the additive to extend the refreshing time of dairy foods.
| Items | Indicators |
| Characters | White to light yellow powder, easy deliquescence. Soluble in water. |
| Total Nitrogen (%) | ≥14 |
| The Percentage of Polarized Side Amino Acids in the Total Quantity of Amino Acids (%) | >70 |
| Loss on Drying (%) | 5.0 |
| Residue on Ignition | 4.0 |
| PH Value | 5.0-7.0 |
| Heavy Metal (Pb)/(mg/kg) | ≤5 |
| Arsenic (mg/kg) | ≤0.5 |
| Total Bacterial Count (CFU/g) | ≤3000 |
| Coliform (MPN/100g) | ≤90 |
| Pathogenic Bacteria (Salmonella, Shigella, Staphylococcus Aureus) | Not Detectable |
Function:
1. Silk Sericin is is a functionally prominent nutrient with higher nutritional value.
2. It has the detoxication effects for some aromatics which can cause cancer.
3. It helps promoting the metabolism of alcohol in human body and protecting liver.
4. Silk Sericin can also repair and nurse the hair injured besides chemic through penetrating the interior of scathing hair squama.
5. Silk Sericin can keep and adjust moisture, prevent skin from ultraviolet radiation, restrain splash generation, facilitate anti-aging for skin.
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