CASR |
: | 7664-38-2 |
Molecular Formula |
: | H3PO4 |
Molecular Weight |
: | 98 |
Specifications | |
---|---|
Description: | A clear colourless,hygroscopic viscous liquid. |
Solubility: | Miscible with water and ethanol. |
Assay: | Min. 85.00% |
Wt. per ml, 20°C: | ~1.75g |
Transmission profile(1.0M soln, 10mm cell)@ 210nm: | Min. 85.00% |
Transmission profile(1.0M soln, 10mm cell)@ 220nm: | Min. 89.00% |
Transmission profile(1.0M soln, 10mm cell)@ 230nm: | Min. 91.00% |
Transmission profile(1.0M soln, 10mm cell)@ 300nm: | Min. 95.00% |
Chloride (Cl): | 0.005% max |
Nitrate (NO3): | 0.0005% max |
Silicate (as SiO2): | 0.025% max |
Sulphate (SO4): | 0.002% max |
Volatile acid: | 0.0006% max |
Arsenic (As): | 0.0001% max |
Calcium & Magnesium: | 0.002% max |
Iron (Fe): | 0.001% max |
Lead (Pb): | 0.001% max |
Manganese (Mn): | 0.0001% max |
Potassium (K): | 0.005% max |
Sodium (Na): | 0.03% max |
Substances reducing KMnO4(O): | 0.001% max |