HYDROFLUORIC ACID
HYDROFLUORIC ACID AR/ACS
Short Name: HYDROFLUORIC ACID
Synonym: Hydrogen Fluride; HF
Basic Details
Article No.
LG2465
Grade
AR/ACS
Purity
48%
CAS No.
7664-39-3
HS Code
2811.1100
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Liquid
Colour
Clear Colorless
Odour
Acrid odor
pH value
1
Melting point/ Freezing point [°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
Chemical Specifications
Appearance
A clear colorless liquid
Assay (alkalimetric)
48.0-51.0%
Sulphate and Sulphite (as SO4)
Max 0.0005%
Phosphate (PO4)
max 0.0001%
Fluorosilicic acid (H2SiF6)
max 0.01%
Residue on ignition
max 0.0005%
Chloride (Cl)
Max 0.0005%
Iron (Fe)
Max 0.0001%
Heavy metal (as Pb)
max 0.00005%
Arsenic (As)
Max 0.000005%
Copper (Cu)
Max 0.00001%
Safety Information & 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