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SZSE：002741
Chemical Reagents
Sodium nitrite?COA Report
  • CAS No.：7632-00-0
  • Molecular weight：69.01
  • Molecular formula：NaNO2
  • UN Code：1500
  • EC No.：231-555-9
  • HS-No：28341000
Information
Specification category：
Product No. Product name specifications
1.01399.015 Sodium nitrite AR500g
1.01399.025 Sodium nitrite CP500g
1.01399.035 Sodium nitrite CP3kg×15/drum
1.01399.055 Sodium nitrite AR25kg/drum
1.01399.065 Sodium nitrite CP25kg/drum
Characteristic： Appearance and properties: white or light yellow fine crystallization ,odourless,slightly salty taste,eliquescent.
Relative density (water=1): 2.17
Melting point(℃): 271
Boiling point(℃): 320 (resolve)
Concentration: assay:technical grade、 reagent grade : first class ≥99.0％;secondary≥98.0％.
Solubility: Soluble in water,Slightly soluble in ethanol、arbinol 、diethyl ether.
Technical indicators：
Item AR CP
Assay(NaNO2) ≥99.0% ≥98.0%
Clarity of solution Pass3 Pass5
Insoluble matter in water ≤0.002% ≤0.01%
Chloride(Cl) ≤0.005% ≤0.04%
Sulfate(SO4) ≤0.005% ≤0.03%
Potassium(K) ≤0.001% ≤0.005%
Calcium(Ca) ≤0.005% －－
Iron(Fe) ≤0.0005% ≤0.001%
Heavy metals(as Pb) ≤0.0002% ≤0.001%
Hazard characteristics：

IATA-DHR UN 1500 SODIUM NITRITE,5.1(6.1)Ⅲ

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