Audited Supplier
py0056
98-79-3
C5h7no3
White
Transparent Small Crystal Powder
99%
Used in Food, Medicine, Cosmetics and So on
1kg
Carton
puya
Drum
25kg/drum
China
Product Description
L-Pyroglutamic Acid (PCA) , CAS 98-79-3
English Name: L-Pyroglutamic acid
Molecular Formula:C5H7NO3;
Molecular Weight:129.11;
CAS:98-79-3;
EINECS: 202-700-3;
Products Content:99.3%;
Chemical Property: Colorless crystal. Melting Point 159-162°C. Soluble in water, alcohol, acetone and acetic acid, slightly soluble in ethyl acetate, insoluble in ether
Product Standard:USP/FCC/EP;
Specification:25KG/barrel;
Main Use:
1.Pharmaceutical intermediates, medical supplements.
2. Has a strong moisturizing capabilities, strong penetration in the skin. As a high-nutrient in nature, easily absorbing additives, the skin conditioning of Use, as a moisturizing agent.
Specification
English Name: L-Pyroglutamic acid
Molecular Formula:C5H7NO3;
Molecular Weight:129.11;
CAS:98-79-3;
EINECS: 202-700-3;
Products Content:99.3%;
Chemical Property: Colorless crystal. Melting Point 159-162°C. Soluble in water, alcohol, acetone and acetic acid, slightly soluble in ethyl acetate, insoluble in ether
Product Standard:USP/FCC/EP;
Specification:25KG/barrel;
Main Use:
1.Pharmaceutical intermediates, medical supplements.
2. Has a strong moisturizing capabilities, strong penetration in the skin. As a high-nutrient in nature, easily absorbing additives, the skin conditioning of Use, as a moisturizing agent.
Specification
| Property | Standard |
Appearance | White powder |
Rotary rate (a)D20 (C=5H2O) | -11.0º ~ -12.0º |
Melting Point (ºC) | 159ºC to 162 ºC |
Chlorids (C1) | <0.02% |
Amonnium salt (NH4 | <0.02% |
Sulphur salts (SO4 | <0.02% |
Heavy Metal (Pb) | <10ppm |
Iron (Fe) | <10ppm |
Arsenic salt (As2O3) | <1 PPM |
Drying Loss | <0.50% |
Burning residues | <0.2% |
Content | 99.0-101.0% |
