Description:Unique skin lightening agent made of natural amino acids with a lipid-residue. White powder. Insoluble but miscible in water, soluble in alcohol. CAS# 175357-18-3.
| I t e m |
Specification |
Analytical Result |
| Assay |
≥98% |
99.1% |
| Appearance |
White powder
|
Conforms |
| Total Nitrogen |
3.5-4.5% |
3．878% |
| Free undecylenic acid |
≤2% |
0.125% |
| Mineral acid(HCL) |
≤0.5% |
0.031% |
| Sulphate ashes |
≤1.0% |
0 |
| Arsenic |
≤2ppm |
Conforms |
| Heavy metals |
≤10ppm |
Conforms |
| Loss on drying |
≤1.0 |
0.06 |
| Total Bacteria (cfu/g) |
≤500 |
Conforms |
| Total moulds & yeasts count(cfu/g) |
≤100 |
Conforms |
Inhibits skin cells to produce melanin pigments by inhibiting melanin- stimulating MSH (melanotropin), effectively lightens age spots & dark skin areas. Requires application of 1 to 6 weeks until skin whitens dependent on skin pig- mentation. Product has excellent stability in cosmetics not leading to change in colors.
Use: Recommended use level 1-2%, must be melted for use (best in oil phase of formula at 80oC/176oF). Optimal pH <5 or >6.2 for best incorporation into formu- las.
Application: All kinds of skin-lightening products including lotions, creams, flu- ids, makeup products.
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