Molecular Formula：

C₄H₄N₂O₂

Molecular Weight:

112.09

CAS NO.:

66-22-8

Structural Formula:

Specifications

Appearance:

white or similar to white crystalline powder

Dryiing loss:

≤1.0%

Melting point:

>300°C

Residue on ignition:

≤0.2%

Heavy metal:

≤20ppm

Assay(HPLC):

≥98.0%

Packing:

25kgs/drum

Storage:

Keep it dry, stored in room temperature