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Molecular formula: C4H4O3N2
Molecular weight: 128.05
Description: It is a white crystalline, odorless. It is easily weathering in air. It is slightly soluble in water , alcohol and watery acid, easily soluble in ether, m. p.2480 (partly decomposable) , boiling point 2600 (decomposable) .Reacting with metal can compose salt.
Quality Standard: The quality standard can be seen in the attached table.
Character White crystalline
Content (%) >= 98
LOD (%) <= 0.5
M. P. 0>= 248
Residue on Ignition (%) <= 0.1
Sulfate (SO42+) (%) <= 0.01
Ca (%) <= 0.004
Ba (%) <= 0.004
Lead (Fe) (%) <= 0.002
Package: 25kg net brown paper bag (80*46cm) .
Usage: Its medical medium in product of VB2, and Barbital . It can also be used as polymerization activator or be used as material of dyestuff , reagent of mensurating furfural and amylose.
Storage and Transportation: It must be stored in the warehouse of ventilation, dry and shady and cool, and cannot be mixed with poisonous. Transportation is the same as storage.
Remark: : Avoiding to absorb powder, and avoiding it to meet with skin and eyes.