SZSE:002741
Chemical Reagents
Sodium carbonate anhydrous COA Report
  • CAS No.:497-19-8
  • Molecular weight:105.99
  • Molecular formula:Na2CO3
  • EC No.:207-838-8
  • HS-No:28362000
Information
Specification category:
Product No. Product name specifications
1.01500.010 Sodium carbonate anhydrous  PT100g
1.01500.030 Sodium carbonate anhydrous  AR500g
1.01500.040 Sodium carbonate anhydrous  AR25kg/drum
1.01500.050 Sodium carbonate anhydrous  CP500g
1.01500.060 Sodium carbonate anhydrous  CP25kg/drum
1.01500.070 Sodium carbonate anhydrous  Spec500g
1.01500.080 Sodium carbonate anhydrous  Spec25kg/Sackv 1.01500.130 Sodium carbonate anhydrous  CP25kg/Woven sack
1.01500.160 Sodium carbonate anhydrous  Spec25kg/ Paper Sack(99.9%)
1.01500.230 Sodium carbonate anhydrous  AR25kg/Sack
Characteristic: Appearance and properties: wwhite grain or powder(no water sterling),puckery.
Relative density (water=1): 2.53
Melting point(℃): 851
Boiling point(℃): 1600
Concentration: sterling
Solubility: Soluble in water,Dissolved in ethanol、diethyl ether.
Technical indicators:
Item AR CP
Assay(Na2CO3) ≥99.8% ≥99.8%
Clarity of solution,number Pass3 Pass4
Insoluble matter in water ≤0.01% ≤0.02%
Loss on drying(300℃) ≤1.0% ≤1.0%
Chloride(Cl) ≤0.002% ≤0.005%
Sulfide(as SO4) ≤0.005% ≤0.01%
Total nitrogen(N) ≤0.001% ≤0.002%
Phosphate and silicate(as SiO3) ≤0.006% ≤0.013%
Magnesium(Mg) ≤0.002% ≤0.005%
Aluminum(Al) ≤0.003% ≤0.01%
Potassium(K) ≤0.005% ≤0.02%
Calcium(Ca) ≤0.01% ≤0.02%
Iron(Fe) ≤0.0005% ≤0.001%
Heavy metals(as Pb) ≤0.0005% ≤0.001%
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