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[ Molecular Formula ]:HF[ Molecular Weight ]:20.01
[ Properties ]:colorless transparent liquid with strong pungent odor and severe toxicity, can fast corrode silicon materials such as glass, ceramics, enamel and cement products.
[ Uses ]:used as laboratory reagent; to produce semiconductor parts
in electronic industry.
[ Quality Index ]:GB623-93
|
Item
|
Index(%)
|
|||
|
Excellent Grade
|
AR
|
45%AR
|
CP
|
|
|
Hydrogen Fluoride≥
|
40
|
40
|
45
|
40
|
|
Chloride(Cl)
|
0.0005
|
0.002
|
0.005
|
0.005
|
|
Sulfate(SO4)
|
0.0005
|
0.002
|
0.003
|
0.005
|
|
Phosphate(PO4 )
|
0.0001
|
0.0002
|
0.0005
|
0.0005
|
|
Fluorosilicic Acid(H2SiF6)
|
0.005
|
0.04
|
0.05
|
0.06
|
|
Iron(Fe)
|
0.00005
|
0.0001
|
0.0005
|
0.0005
|
|
Nickel(Ni)
|
0.00001
|
-
|
-
|
-
|
|
Copper(Cu)
|
0.00001
|
-
|
-
|
-
|
|
Zinc(Zn)
|
0.00001
|
-
|
-
|
-
|
|
Cadmium(Cd)
|
0.00001
|
-
|
-
|
-
|
|
Lead(Pd)
|
0.00005
|
-
|
-
|
-
|
|
Arsenic(As)
|
-
|
-
|
-
|
-
|
|
Heavy Metals(as Pb)
|
-
|
-
|
-
|
-
|
|
Ignition Reside(as Sulfate)
|
0.0005
|
0.005
|
-
|
0.01
|
[ Packing ]: Polythene plastic drum, 25Kg/drum.
[ Note:]: The assay of HF% is 45-55, we can offer you according to your demands.