ANHYDROUS HYDROFLUORIC
ACID
Molecular formula: HF
Molecular weight: 20.01 |
Item |
Premium grade |
Ⅰ type |
Ⅱ type |
Top-grade |
First grade |
Qualified product |
Mass fraction of hydrogen fluoride/% ≥ |
99.99 |
99.98 |
99.96 |
99.93 |
99.8 |
Mass fraction of moisture/% ≤ |
0.005 |
0.005 |
0.01 |
0.03 |
0.05 |
Mass fraction of Fluorosilicic acid /% ≤ |
0.002 |
0.005 |
0.008 |
0.015 |
0.050 |
Mass fraction of sulfur dioxide/% ≤ |
0.002 |
0.003 |
0.005 |
0.010 |
0.030 |
Mass fraction of fixed acid (H2SO4) /% ≤ |
0.002 |
0.005 |
0.005 |
0.010 |
0.050 |
Note: Product quality can be improved on the
clients' requirements.
 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,fluorsalt,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)I sotank with net weight 16500kg.
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