pyroglutamic food additive 98-79-3
Product Profile
Description: White crystalline powder
Assay: 99.0% to 101.0%
Specific rotation (a) 20/D (C=2, H2O): -11 to -12 Degree
Transmittance: Not less than 98.0%
Melting point: 158.0 ℃ to 161.0 ℃
Chloride (Cl): NMT 0.02%
Ammonium (NH4): NMT 0.02%
Sulfate (SO4): NMT 0.02%
Heavy metals (as Pb): NMT 10 ppm
Iron (Fe): NMT 10 ppm
Arsenic (As2O3): NMT 1 ppm
Loss on drying: NMT 0.50%
Residue on ignition: NMT 0.1%
Shelf life 24 months from date of production
Storage Keep in dry, dark, ventilated place
Main Functions:
1. Can be used in cosmetics as antioxidants, preventing skin aging, synergistic effects
with phenol derivatives. Other functions, eg. moisturizing effect; whitening effect; softening effect; transparent effect.
2. Can be used as food additive and pharmaceutical intermediates
3. As a nutrition supplement, such as anti-anxiety
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