PERCHLORIC ACID 70%
PERCHLORIC ACID 70%
| Article No. | 576521 |
| Grade | AR/ACS |
| Purity | 70% |
| CAS No. | 7601-90-3 |
| Molecular Formula | HCIO4 |
| Molecular Weight | 100.46 |
| H.S. Code | 2811.2990 |
| Shelf Life | 60 Months |
Physical properties
| Physical state at 20 °C | Liquid |
| Colour | Clear colorless |
| Odour | Odorless |
| Melting point/Freezing point [°C] | -18 °C |
| Boiling point [°C] | 203 °C |
| Vapour pressure [20°C] | 9 hPa at 20 °C |
| Vapour density | 3.5 |
| Density [g/cm³] | 1.664 at 25 °C |
| Solubility in water [% weight] | Infinitely soluble |
Specifications
| Appearance | Clear colorless liquid |
| Solubility | Miscible with water |
| Assay (By acidimetric) | Min 70.0% |
| Density at 20°C | About 1.67 g |
| Chloride (Cl) | Max 0.001% |
| Heavy Metal (as Pb) | Max 0.0001% |
| Iron (Fe) | Max 0.0001% |
| Nitrogen Compounds (as N) | Max 0.001% |
| Residue on Ignition | Max 0.003% |
| Silicates and Phosphates (as SiO2) | Max 0.0005% |
| Sulphate (SO₄) | Max 0.001% |
| Packings | Liter |
