Home Categories Inorganic chemistry Hexafluorophosphoric acid solution
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.
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)

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