A6645812
Potassium perchlorate , AR,99.5% , 7778-74-7
Synonym(s):
Potassium perchlorate;Potassium perchlorate (KClO4 )
CAS NO.：7778-74-7
Empirical Formula: ClKO4
Molecular Weight: 138.55
MDL number: MFCD00011362
EINECS: 231-912-9
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 400 °C (dec.)(lit.) |
| Boiling point: | 400°C |
| Density | 2.52 |
| bulk density | 1150kg/m3 |
| vapor density | 4.8 (vs air) |
| vapor pressure | 0Pa at 25℃ |
| storage temp. | Store at +5°C to +30°C. |
| solubility | H2O: 0.1 M at 20 °C, clear, colorless |
| form | Powder |
| Specific Gravity | 2.52 |
| color | Clear colorless to slightly yellow |
| Odor | Odorless |
| PH Range | 5.0 - 6.5 |
| PH | 5.0 (10g/l, H2O, 25℃) |
| Water Solubility | 17 g/L (20 ºC) |
| Sensitive | Hygroscopic |
| Merck | 14,7653 |
| Solubility Product Constant (Ksp) | pKsp: 1.98 |
| Stability: | Stable. Strong oxidiser - contact with combustible materials may lead to fire or explosion. Incompatible with reducing agents, organic materials. Forms explosive mixtures with alcohols. |
| InChI | 1S/ClHO4.K/c2-1(3,4)5;/h(H,2,3,4,5);/q;+1/p-1 |
| InChIKey | YLMGFJXSLBMXHK-UHFFFAOYSA-M |
| SMILES | [K+].[O-]Cl(=O)(=O)=O |
| LogP | -7.18 at 25℃ |
| CAS DataBase Reference | 7778-74-7(CAS DataBase Reference) |
| NIST Chemistry Reference | Potassium perchlorate(7778-74-7) |
| EPA Substance Registry System | Perchloric acid, potassium salt (1:1) (7778-74-7) |
Description and Uses
Potassium perchlorate,is the first such compound discovered, is used in pyrotechnics and has the highest percentage of oxygen (60.1%).
Safety
| Symbol(GHS) |   GHS03,GHS07 |
| Signal word | Danger |
| Hazard statements | H271-H302 |
| Precautionary statements | P210-P301+P312+P330 |
| PPE | dust mask type N95 (US), Eyeshields, Gloves, type P3 (EN 143) respirator cartridges |
| Hazard Codes | O,Xn |
| Risk Statements | 9-22 |
| Safety Statements | 13-22-27 |
| RIDADR | UN 1489 5.1/PG 2 |
| WGK Germany | 1 |
| RTECS | SC9700000 |
| TSCA | TSCA listed |
| HS Code | 2829 90 10 |
| HazardClass | 5.1 |
| PackingGroup | II |
| Storage Class | 5.1A - Strongly oxidizing hazardous materials |
| Hazard Classifications | Acute Tox. 4 Oral Ox. Sol. 1 |
| Hazardous Substances Data | 7778-74-7(Hazardous Substances Data) |
| Limited Quantities | 1.0 L (0.3 gallon) (liquid) or 1.0 kg (2.2 lbs) (solid) |
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml) |
