White or a little buff fine crystal.

Property: White or a little buff fine crystal. The relative molecular weight is 69.0 and density is 2.168. It’s no smell and a little saline taste, easy to be deliquescence and to dissolve in water. The melting point is 271°Cand decomposition temperature is 320°C. It has the strong oxidizing property, as well as reducing property. It can slowly oxidize into sodium nitrite in the air, and will become diamino compound composed with ammonia under low temperature.

Molecular Formula: NaNO2

Molecule Weight: 69.0

CAS NO.:7632-00-0

Appearance:White or light yellow Fine Crystal



Quality Index





99.0% min

98.5% min

98.0% min


1.4% max

2.0% max

2.5% max

Chlorides (As NaCL)

0.10% max

0.15% max


Sodium nitrate  

0.8% max

1.0% max

1.5% max

Water insolubles

0.05% max

0.06% max

0.10% max

Application: It is mainly used as the raw material of productions of nitro compound and azo dyes etc. It is also used as mordant and bleacher for fabric dyeing, as well as metal heat treatment agent, early-strength admixture and antifreeze of cement.

Packing:Packed in 25kg plastic woven bag, 500kg/1000kg/1100kg jumbo bag or as per the buyer's requirement.


(1)This product shall be stored in the place where keep ventilation and dry against rain, heated and insolation under sunlight.

(2)This product shall not be delivered or stored together with strong reducing agent, inflammable and detonatable substances, foods, feed, and additives.