A4700312
Hexafluorophosphoric acid solution , ~60wt.%inH2O , 16940-81-1
CAS NO.：16940-81-1
Empirical Formula: F6HP
Molecular Weight: 145.97
MDL number: MFCD00011350
EINECS: 241-006-5
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 10 °C |
| Density | 1.651 g/mL at 25 °C |
| storage temp. | 2-8°C |
| solubility | reacts with H2O |
| form | Fuming Solution |
| color | Colorless or slightly colored |
| Water Solubility | hydrolyzes slowly |
| Exposure limits | ACGIH: TWA 0.5 ppm(2.5 mg/m3); Ceiling 2 ppm (Skin) OSHA: TWA 3 ppm NIOSH: IDLH 30 ppm(250 mg/m3); TWA 3 ppm(2.5 mg/m3); Ceiling 6 ppm(5 mg/m3) |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| InChI | InChI=1S/F5P.FH/c1-6(2,3,4)5;/h;1H |
| InChIKey | OQWOLAMXNGPSQY-UHFFFAOYSA-N |
| SMILES | P(F)(F)(F)(F)F.F |
| CAS DataBase Reference | 16940-81-1(CAS DataBase Reference) |
| EPA Substance Registry System | Phosphate(1-), hexafluoro-, hydrogen (1:1) (16940-81-1) |
Description and Uses
Metal cleaners, electrolytic or chemical polishing agents for the formation of protective coatings for metal surfaces, and as a catalyst.
Safety
| Symbol(GHS) |   GHS05,GHS06 |
| Signal word | Danger |
| Hazard statements | H290-H301-H310-H314-H332 |
| Precautionary statements | P234-P261-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338 |
| Hazard Codes | T+,T,C |
| Risk Statements | 26/27/28-35-34-23/24/25-14 |
| Safety Statements | 26-28-36/37/39-45-7/9-36/37 |
| RIDADR | UN 1782 8/PG 2 |
| WGK Germany | 3 |
| RTECS | SY7115000 |
| Hazard Note | Corrosive/Toxic |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | II |
| HS Code | 28111990 |
| Hazardous Substances Data | 16940-81-1(Hazardous Substances Data) |
| Limited Quantities | 1.0 L (0.3 gallons) (liquid) or 1 Kg (2.2 lbs) (solid) |
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml) |
