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l-pyroglutamic acid cas 98-79-3
L-Pyroglutamic Acid Details
- Chemical Name:L-Pyroglutamic Acid
- CAS No.:98-79-3
- Molecular Formula:C5H7NO3
- Molecular Weight:129.11
- Appearance:White crystalline powder
L-Pyroglutamic Acid Typical Properties
| Item | Standard |
| Appearance | White crystalline powder |
| Assay | 98.5% to 101.0% |
| Specificrotation(a)D20 (C=2, H2O ) | -11.0°to -12.0° |
| Chloride(C1) | 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% |
L-Pyroglutamic Acid Usage
- It is an excellent raw material for modern skin care and hair care cosmetics. thereby preventing the deposition of melanoid substances in the skin and whitening the skin.
- Pyroglutamic Acid has a softening effect on keratin and can be used for nail cosmetics.
- Pyroglutamic Acid and other organic compound-derived derivatives have special effects in surface activity, transparent brightening and the like.
L-Pyroglutamic Acid Packaging and Shipping
Packing: 25kg/drum
L-Pyroglutamic Acid Storage
Stored in sealed container and in dry cool place
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