Sodium Nitrite
CAS No. : 7632-00-0
Identifiers and Properties
 
Sodium Nitrite
Synonyms: Sodium Nitrite Tech Grade, nitrous acid sodium salt, diazotizing salt, anti-rust.
Molecular formula: NaNO₂
CAS No.: 7632-00-0
Molecular weight: 68.9953 g/mol
EC NO: 231-555-9
UN: 1500RTECS
RTECS: RA1225000
Specific gravity: 2.168,
Melting point: 271°C
Decomposition Temperature: 320°C
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.
Quality Production and testing are organized strictly in accordance with national standard, qualities of products is in accordance with GB2367-2006.
 

Item	Low Moisture	Top grade	First grade
Sodium nitrite (NaNO2) content %(as dry basis)≥	99.0	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%≤	0.2	1.4	1.8

UsesIt 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.
PackagingPacked 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.