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Oxalic Acid

Production Information
PROPERTIES   &  USAGE
Properties   Usage
Chemical formula C2H2O4 Cleaning
Density 1.90 g cm−3 (anhydrous) Niche uses
  1.653 g cm−3 (dihydrate)  
Melting point 102 to 103 °C (216 to 217 °F; 375 to 376 K)  
Molar mass 90.03 g·mol−1(anhydrous) Extractive metallurgy
  126.07 g mol−1 (dihydrate)  
  101.5 °C (214.7 °F; 374.6 K) dihydrate  
 
SPECIFICATION 
Specification      
Purity : 99.6%min.  99, 5% min
Sulphate  SO42 : 0.1%max.  ≤ 0.04%
Heavy metals (Pb+) : 0.001%max.   
Ferrous (Fe3+) : 0.0015%max.  
Chloride (Cl-) : 0.002%max ≤0.003% Max
Ignition residue(850 oC) : 0.08%max.  
Appearance :   Snow White Crystals
Sulphate  :    ≤ 0.04% Max
Heavy Metals As PB   :    ≤ 0.001%
Nitrogen Compounds  :    ≤ 0.008%
Iron   :    ≤ 0.004%
Calcium  :    ≤ 0.007%
Magnesium  :   ≤ 0.005 %