Home Categories Inorganic chemistry Tetrafluoroboric acid
A7727212

Tetrafluoroboric acid , 50wt.%inH2O , 16872-11-0

CAS NO.:16872-11-0

Empirical Formula: BF3.FH

Molecular Weight: 87.81

MDL number: MFCD00011345

EINECS: 240-898-3

Update time: 2022-07-08

PRODUCT Properties

Melting point: -90°C
Boiling point: 130°C (dec.)
Density  1.38 g/mL at 20 °C(lit.)
vapor density  3 (vs air)
vapor pressure  5 mmHg ( 20 °C)
refractive index  nD20 of a 20% aq soln 1.3284
Flash point: −40 °F
solubility  very soluble in H2O, ethanol
pka -4.9[at 20 ℃]
form  Liquid
color  Light Yellow
Odor Odorless
Water Solubility  MISCIBLE
Merck  14,4149
Exposure limits ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3
Stability: Stable. Incompatible with strong bases, cyanides.

Description and Uses

Fluoboric acid is a colorless liquid which doesnot exist as a free, pure substance. Used as an aqueous solution. Molecular weight=87.82; Boiling point=130C(decomposes). Hazard Identification (based on NFPA-704M Rating System): Health 3, Flammability 0, Reactivity 0.Soluble in water.

Tetrafluoroboric acid is used in conjunction with various methods of cleaning and treat the surface of substrates. It is used as radiotracers.

Safety

Symbol(GHS) 
GHS05
Signal word  Danger
Hazard statements  H314
Precautionary statements  P280-P301+P330+P331-P303+P361+P353-P305+P351+P338+P310
Hazard Codes  C
Risk Statements  34
Safety Statements  26-36/37/39-45-37-27
RIDADR  UN 1775 8/PG 2
WGK Germany  1
RTECS  ED2685000
3
Hazard Note  Corrosive
TSCA  Yes
HazardClass  8
PackingGroup  II
HS Code  28111990

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