Oxalic acid dihydrate AR/ACS 500GM | |||
71070SG500 | 926622808DX | ||
AR/ACS | 9266228 | ||
6153-56-6 | 102387 | ||
C2H2O4.2H2O | April 2024 | ||
126.07 | March 2029 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Appearance | White solid | White or colourless solid |
2 | Aqueous solubility | Complies | 10 g in 100 ml at 20°C |
3 | Assay | 99.83% | 99.5-102.5% H2C2O4.2H2O |
4 | Substances carbonizable by hot sulphuric acid | Complies | Passes test |
5 | Insoluble matter | 0.002% | 0.005% Max. |
6 | Residue after ignition | 0.006% | 0.01% Max. |
7 | Chloride (Cl) | Less than 0.002% | 0.002% Max. |
8 | Sulphate (SO4) | Less than 0.005% | 0.005% Max. |
9 | Calcium (Ca) | Less than 0.001% | 0.001% Max. |
10 | Nitrogen compounds(N) | Less than 0.001% | 0.001% Max. |
11 | Heavy metal (as Pb) | Less than 5 ppm | 5 ppm Max. |
12 | Iron (Fe) | Less than 2 ppm | 2 ppm Max. |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |