Molecular formula:

C₁₀H₁₂N₄O₅

Molecular weight:

268.23

CAS No.:

58-63-9

Structure Formula:

dentification:

White crystals or crystalline powder, odorless; slightly bitter taste.sparingly soluble in water, practically insoluble in ethanol.

Identification:

(1)Show positive reaction.
(2)The retention time complies to standard.
(3)Infrared absorption

Transmittance:

≥98.0%

Loss on drying:

≤1.0%

Residue on ignition:

≤0.1%

Heavy metals:

≤10ppm

Related substance:

≤1.0%

Assay:

≥98.0%

Packing:

20kg/barrel

Complies with CP2005

Storage:

Keep dry, stable at room temperature.