Potassium hexafluorosilicate
SIAL/60322 - ≥99.0% (T)
Synonym: Dipotassium hexafluorosilicate; Potassium fluorosilicate; Potassium fluosilicate; Potassium silicofluoride
CAS Number: 16871-90-2
Empirical Formula (Hill Notation): F6K2Si
Molecular Weight: 220.27
EC Number: 240-896-2
MDL Number: MFCD00040666
Linear Formula: K2SiF6
Product Type: Chemical
| anion traces | chloride (Cl-): ≤500 mg/kg |
| sulfate (SO42-): ≤200 mg/kg | |
| assay | ≥99.0% (T) |
| cation traces | Ca: ≤50 mg/kg |
| Cd: ≤50 mg/kg | |
| Co: ≤50 mg/kg | |
| Cu: ≤50 mg/kg | |
| Fe: ≤100 mg/kg | |
| Na: ≤1000 mg/kg | |
| Ni: ≤50 mg/kg | |
| Pb: ≤50 mg/kg | |
| Zn: ≤50 mg/kg | |
| density | 2.665 g/mL at 25 °C (lit.) |
| form | solid |
| InChI | 1S/F6Si.2K/c1-7(2,3,4,5)6 |
| InChI key | UUHPPUWEDCVPCO-UHFFFAOYSA |
| Quality Level | 100  |
| SMILES string | [K+].[K+].F[Si--](F)(F)(F |
| Caution: | may contain black particles |
| Packaging: | 1 kg in poly bottle |
| Symbol |  GHS06 |
| Signal word | Danger |
| Hazard statements | H301 + H311 + H331 |
| Precautionary statements | P280 - P301 + P310 + P330 - P302 + P352 + P312 - P304 + P340 + P311 |
| Hazard Codes | T |
| Risk Statements | 23/24/25 |
| Safety Statements | 26-45 |
| RIDADR | UN 2655 6.1 / PGIII |
| WGK Germany | WGK 2 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99.0% (T) |
| Density | 2.665 g/mL at 25 °C (lit.) |
| UNSPSC | 12000000 |