Perchloric Acid 70% AR
Suitable for diamond industry
Product Code. |
01956 |
Grade |
AR |
Purity |
70% |
CAS No. |
7601-90-3 |
Molecular Formula |
HCIO4 |
Molecular Weight |
100.46 |
H.S.Code |
2811.29900 |
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 |
| Oxidising properties |
The substance or mixture is classified as oxidizing with the subcategory 1. |
Packaging
Specification
| Appearance | A clear colourless liquid |
| Colour scale | Max 10 APHA |
| Assay | 69 - 72% |
| 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% |
| Silicate and phosphates (as SiO2) | Max 0.0005% |
| Sulphate (SO4) | Max 0.001% |
Safety Information and Hazard Symbols
Symbol: GHS03, GHS05, GHS07, GHS08
Signal Word: Danger
UN No.: 1873
IMCO Class No.: 5.1,8
Packing Group: I
Hazardous Statement: H271-H290-H302-H314-H373
Precaution Statement: P210-P260-P280-P305 + P351 + P338-P370 + P378-P371 + P380 + P375
Risk Statement: R 5- 8-35
Safety Statement: S 23-26-36-45