Product Main

Specifications

Descriptions:
INCI:
Allantoin
CAS:
97-59-6
EINECS:
202-592-8
Molecular Formula:
C4H6N4O3
Molecular Weight:
158.12
Synonyms:
5-Ureidohydantoin;Glyoxylic acid diureide;2,5-Dioxo-4-imidazolidinyl urea
Quality Specification:
Properties
Pharmaceutic Grade*
Appearance
White crystalline powder
Odor
Odorless
Identification   (a) IR Spectrum
Conforms
(b) TLC Test
Conforms
Content
98.5～101.0%
Melting Point(with decomposition)
225℃ min.
Loss on Drying
0.1% max.
Residue on Ignition
0.1% max.
pH (0.5% in water, 25℃)
－
Acidity or Alkalinity
Conforms
Optical Rotation
Conforms
Reducing Substances
Conforms
Related Substances
Conforms
As
0.0002% max.
Pb
0.001% max.
Conforms to USP, BP, EP
Period of Validilty:
24 months
Storage:
Store in a well-ventilated, cool, dry area, out of direct sunlight. Keep containers tightly closed when not in use.
Package:
25kg/drum