Hydrofluoric Acid 20% ,30% & 40%

Hydrofluoric Acid 20% ,30% & 40%

Molecular Formula: HF
CAS No. : 7664-39-3
Packaging available
25kg/drum & 35kg/ drum, 1200kg/IBC PE plastic drum.
Applications

1) Semi conductors: Used for etching silico wafers use in circuits and other chips
2) Metal surface treatment: Pickling of metals ( steel sheet prior to nickel plating, zinc prior to copper plating )
3) Preservative: Manufacture of wood preservatives
4) Glass Processing: Used as glazing i.e etching and engraving glass
5) Preservatives: Brewery to control fermentation
6) Textile: Removal of iron stains

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Specifications
Items Unit Standards
20% 30% 40%
HF %≥ 20.3 30.3 40.5
Cd %≤ 0.0001 0.0001 0.0001
Iron %≤ 0.0001 0.0001 0.0001
Arsenic %≤ 0.0001 0.0001 0.0001
Heavy Metal(as Pb) %≤ 0.00015 0.00015 0.00015
Physical Properties
Items Standards
Colour Colourless
Appearance Liquid