Items

Specification

Appearance:

White or light yellow crystalline powder.

Identification:

Positive

Melting point:

About 200 celsius degree

Color and clarity of Solution:

Clear and colorless

Sulfate:

Not more than 0.011%

Heavy metals:

Not more than 20ppm

Arsenic:

Not more than 1ppm

Thiamine

Not more than 0.1%

Loss on drying:

Not more than 1.0%

Assay (by UV):

98.0-102.0%