Product description: 
                      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. 
Specification  
  
    | 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  | 
   
 
 |