CAS.97-59-6 Cosmetic Preservative Allantoin
ALLANTOIN
DESCRIPTIONINCI |
Allantoin |
CAS |
97-59-6 |
EINECS |
202-592-8 |
Molecular Formula |
C4H6N4O3 |
Molecular Weight |
158.12 |
TYPICAL PROPERTIES | |
Appearance |
White crystalline powder |
Odor |
Odorless |
Identification (a) IR Spectrum |
Conforms |
(b) TLC Test |
Conforms |
Content |
99.0~101.0% |
Melting Point(with decomposition) |
230℃ min. |
Loss on Drying |
0.1% max. |
Sulfated ashes |
0.1% max. |
Solubility, 70℃ 2% in H2O dist |
Clear |
pH (0.5% in water, 25℃) |
4.0-6.0 |
Acidity or Alkalinity |
Conforms |
Optical Rotation |
Conforms |
Reducing Substances |
Conforms |
Related Substances |
Conforms |
As |
0.0002% max. |
Pb |
0.001% max |
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