Sodium Nitrite
Other names: Sodium Nitrite Tech Grade, Industrial Grade Sodium Nitrite, Nitrous Acid Sodium Salt, Diazotizing Salt, Anti-Rust.
Molecular formula: NaNO2
CAS No.: 7632-00-0
EC NO: 231-555-9
UN: 1500
RTECS: RA1225000
Specific gravity: 2.168,
Melting point: 271°C
Decomposition Temperature: 320°C
Molecular weight: 68.9953 g/mol
Molecular formula: NaNO2
Density: 2.168 g/cm3
Melting point: 271 °C, 544 K, 520 °F (decomposes)
Appearance: White or slight yellow crystal
Soluble in water, the solution is alkaline, micro-dissolve in alcohol and ethyl ether. It will cause combustion and explosion when contacts with organism.
Usage
It used as mordant, bleacher, treating compound, corrosion inhibitor, analytical reagent, expander and the material for manufacturing potassium nitrite, nitro compound, azo-dye, as well as metal heat treatment agent, early-strength admixture and antifreeze of cement, etc.
Packaging
Packed in 25kg plastic woven bag, 500kg/1000kg/1100kg jumbo bag or as per the buyer's requirement.
Storage and transportation
This product shall be stored in the place where keep ventilation and dry against rain, heated and insolation under sunlight.
This product shall not be delivered or stored together with strong reducing agent, inflammable and detonatable substances, foods, feed, and additives. This product is venomousness. Please keep it safely. Don’t eat it mistakenly.
Quality
Production and testing are organized strictly in accordance with national standard, qualities of products is in accordance with GB2367-2006.
|
Item |
Top grade |
First grade |
Qualified Grade |
|
Sodium nitrite (NaNO2) content %(as dry basis)≥ |
99 |
99.0 |
98.5 |
|
Sodium nitrate(NaNO3) content %(as dry basis)≤ |
0.8 |
0.8 |
1.0 |
|
Chloride (NaCl) content %, (as dry basis) ≤ |
0.10 |
0.10 |
0.17 |
|
Water insoluble substance %(base on dry basis) ≤ |
0.05 |
0.05 |
0.06 |
|
Moisture content%≤ |
1.2 |
1.4 |
1.8 |
