Sodium Nitrite
Basic information:
CAS NO.7632-00-0
UN NO.1487,UN1500
Chemicals formula:NaNO2
Molecular weight:68.99
Character:white or slight yellow fine crystal,odorless,slighty salty,easy to Moisture.
Density:2.168
Melting point:271℃
Boiling point:320℃
Solubleness:(mg/mL):820g/L(20℃)
Techical Index(Mass fraction/%)
|
Items |
Index |
||
|
AR |
|
CP |
|
|
Assay |
≥99.0% |
|
≥98.0% |
|
Clarification test |
qualitied |
|
qualified |
|
Water insoluble |
≤0.002% |
|
≤0.01% |
|
Chloride |
≤0.005% |
|
≤0.04% |
|
Sulphate |
≤0.005% |
|
≤0.03% |
|
Potassium |
≤0.001% |
|
≤0.005% |
|
Calcium |
≤0.005% |
|
-- |
|
Iron |
≤0.0005% |
|
≤0.001% |
|
Heavy Metal |
≤0.0002% |
|
≤0.001% |
Uses:
Used as analytical reagent,diazotization reagent,REDOX reagent,also used in The synthesis of nitrite and nitrite compounds,food additives.
Package/Capacity of container/Storage:
Packing:in net weight of 25kg plastic woven bag with plastic, kraft paper Bag or paper cartrige.
Sotre in a cool,dry,well-ventilated special storage room,away from fire and heat sources.