Moisturizing Agent in stock - Wersja do druku +- Forum Wielotematyczne Nedds24.pl (https://nedds24.pl) +-- Dział: OffTopic (https://nedds24.pl/forumdisplay.php?fid=176) +--- Dział: Strefa English (https://nedds24.pl/forumdisplay.php?fid=188) +--- Wątek: Moisturizing Agent in stock (/showthread.php?tid=1675) |
Moisturizing Agent in stock - ft1235 - 03.09.2019 L-Serine CAS No.:56-45-1 1.Assay: above 98.5% 2.Quality Standards: CP2010, USP32, AJI97 3.Raw material for amino acid Used as a biochemical reagent and food additives; Used in biochemical research, organization culture medium preparation, medicine used for amino acids on nutrition medicine. ; Used in cosmetics,it has three moisturizing effects: 1.forming protective membrane on the skin surface, preventing moisture loss; 2. promoting the synthesis of ceramide, strengthening keratinocyte connection; 3, each serine grabs 15 times of water molecules, infiltrated into the basal layer of the skin, strengthens the cell water, and delaying cell aging. Specification : ITEMSPECIFICATION Appearance:White crystalline powder Identification:Infrared absorption Specific Rotation[a]D25°+14.0°~ +15.6° Loss on drying:≤0.2% Residue on ignition:≤0.3% Chloride:≤0.05% Sulfate:≤0.03% Iron:≤0.003% Heavy metals:≤0.0015% Organic volatile impurities:Meets the requirements Assay98.5%~101.5% Package: 25KG/Drum with double plastic bag inside Moisturizing Agent in stock website:http://www.hzlzchems.com/cosmetic-ingredients/moisturizing-agent/ |