Anhydrous Hydrofluoric Acid
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anhydrous hydrofluoric acid
Molecular Formula: HF
Molecular Weight: 20.01
Technology Index: GB7744-1997
Index Name Index
Superior Grade First Grade Eligible Grade
Hydrofluoric Content, % >= 99.95 99.90 99.70
Moisture, % <= 0.03 0.06 0.10
Fluorsoilicic Acid, % <= 0.010 0.020 0.050
Sulfur dioxide(SO2) , % <= 0.007 0.015 0.030
Non-volatile Acid(H2SO4) , % <= 0.005 0.020 0.050
The product is a colorless, transparent liquid. It has a strongly pungent odor. It is very corrosive and strongly toxic. White fumes can rise from it in air. Boiling point, 19.50C.
The product is mainly used for making element fluorine, fluorsalt, haloidalkane fluoride and hydrofluoric acid. It can be also used as fluoride agent.
The product should be stored in a storehouse with a shed and kept away from the sunlight. Strictly forbid storing it with combustibles and explosives together.
It should be treated as Grade A inorganic acid corrosive goods.
(1) It is refilled in a mid-pressure steel cylinder without a fusible stopper, with net weight 330kg or 660kg per cylinder.
(2) Isotank with net weight 16500kg.