Properties:White or slight yellow crystals, poisionous, 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, etc.
Package and transportation:50kg/plastic bag, coated with plastic woven bag.It should be sotred in dry space, not be exposed to sun and rain, and it should not be contacted with organism, and be far away from fire, otherwise combustion and explosion will happen.
Quality standard:GB2367-90
Item | Index |
Top-quality | First-quality | Up to standard |
Sodium nitrite(NaNO2)content(as dry basis)，%， ≥ | 99.0 | 98.5 | 98.0 |
Sodium nitrite (NaNO3)content (as dry basis)，%，≤ | 0.80 | 1.00 | 1.90 |
Chloride(Cl)content(as dry basis), %， ≤ | 0.10 | 0.17 | --- |
The substance insoluble in water(as dry basis)，%， ≤ | 0.05 | 0.06 | 0.10 |
Moisture, %， ≤ | 1.8 | 2.0 | 2.5 |
