Oxalic acid dihydrate 99.5-102.5%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent
Assay99.5 - 102.5 %
IR SpectrumPasses test
Reaction with sulphuric acidPasses test
Heavy metals (as Pb)Max. 5 ppm
Ignition residue (SO4)Max. 100 ppm
Insolubility in waterMax. 50 ppm
Total N (Nitrogen)Max. 10 ppm
Cl (Chloride)Max. 5 ppm
SO4 (Sulphate)Max. 50 ppm
Ca (Calcium)Max. 10 ppm
Cu (Copper)Max. 5 ppm
Fe (Iron)Max. 2 ppm
Mg (Magnesium)Max. 5 ppm
Pb (Lead)Max. 5 ppm
Conforms to ACSPasses test
Conforms to Reag. Ph.Eur.Passes test
Conforms to Reag. Ph.Eur.Passes test
分子式: HO₂CCO₂H·2H₂O
分子量: 126,07 g/mol
沸点: 149 to 160 °C (1013 hPa)
溶点: 101 °C
密度: 1,65 g/cm³ (20 °C)
存储条件: ambient