详情
DESCRIPTION�
INCI:�Allantoin�
CAS:����******6�
EINECS:����********8�
Molecular�Formula:����C4H6N4O3�
Molecular�Weight:����**8.*2��
Properties����Pharmaceutical�Grade*�
Appearance����White�crystalline�powder�
Odor����Odorless�
Identification���(a)�IR�Spectrum����Conforms�
(b)�TLC�Test����Conforms�
Content����*8.5?
**1.0%�
Melting�Point?
with�decomposition?���**5?�min.�
Loss�on�Drying����0.1%�max.�
Residue�on�Ignition����0.1%�max.�
pH�(0.5%�in�water,�*5?
)����?�
Acidity�or�Alkalinity����Conforms�
Optical�Rotation����Conforms�
Reducing�Substances����Conforms�
Related�Substances����Conforms�
As����0.***2%�max.�
Pb����0.**1%�max.�
�
