anhydrous hydrofluoric acid

Anhydrous hydrofluoric acid (AHF)

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

Properties: 
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, 19.5。C. 
Application: 
The product is mainly used for making element fluorine, fluor salt, haloidalkane fluoride and hydrofluoric acid. It can be also used as fluoride agent.
Storage: 
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.
Transport: 
It should be treated as Grade A inorganic acid corrosive goods.
Packing: 
(1) It is refilled in a mid-pressure steel cylinder without a fusible stopper, with net weight 330kg or 660kg per cylinder.
(2) ISO tank with net weight 16,500kg.