Category: Oxygen Scavenger



Carbohydrazide is a white crystalline powder or pellets. The active content of carbohydrazide is 98.0%-100.9%.

CAS No.: 497-18-7

EINECS: 207-837-2

Molecular Formula: CH6N4O

Molecular Weight: 90.09

Structure Formula:



Item Index
Appearance White crystalline powder or pellets
Active Content, % 98.0-100.9
pH (12% Solution, at 25℃) 8.45±1.25
Free Hydrazine, ppm 250 Max.
Chloride (Cl-), ppm 10 Max.
Sulfate (SO42-), ppm 20 Max.
Silica (SiO2), ppm 10ppm
Copper (Cu2+), ppm 1 Max.
Iron (Fe), ppm 4 Max.
Sodium (Na+), ppm 4 Max.
Lead (Pb2+), ppm 4 Max.
Moisture, % 0.2 Max.


Carbohydrazide can be used as an oxygen scavenger to prevent corrosion especially in a boiler feed system, rocket propellant components, color images and the quality of soap stabilizers, antioxidants rubber, boiler water deoxidants, and metal passivation agents. It is also used as an intermediate for organic synthesis.

Package and Storage:

Packed in 25kg or 50kg in woven bag or in fiber drum.

Store in a cool, dry, well-ventilated area away from incompatible substances. Keep container closed when not in use.