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Hydrofluoric Acid 40% Extrapure
Hydrogen Fluride; HF

Product Code.
01392
Grade
Purity
Min 39-43%
CAS No.
7664-39-3
Molecular Formula
HF
Molecular Weight
20.01
H.S.Code
2811.11000
Shelf Life
60 Months

Physical Properties

Physical state at 20 °C
Liquid
Colour
Clear Colorless
Odour
Acrid odor
pH value
1
Melting point/ Freezing point [°C]
< -36°C
Boiling point [°C]
108°C
Vapour pressure [20°C]
25 mm Hg @ 20°C
Vapour pressure mm/Hg
25 mm Hg @ 200C
Vapour density
1.97
Density [g/cm3]
1.15 -1.18
Solubility in water [% weight]
Infinitely soluble

Packaging

Specification

Appearance
A clear colorless liquid
Assay (alkalimetric)
39 - 43%
Weight/ mL at 20°C
About 1.13 g
Non volatile matter
Max 0.04%
Fluorosilicate (SiF6)
Max 1%
Sulphate (SO4)
Max 0.04%
Iron (Fe)
Max 0.003%
Lead (Pb)
Max 0.003%

Safety Information and Hazard Symbols

Symbol: GHS05, GHS06
Signal Word: Danger
UN No.: 1790
IMCO Class No.: 8,6.1
Packing Group: II
Hazardous Statement: H300-H310-H314-H330
Precaution Statement: P260-P264-P280-P284-P301 + P310-P302 + P350