Solvay Chemicals Ammonium Hydrogen Fluoride

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Solvay Chemicals Ammonium Hydrogen Fluoride
Categories:	Fluid
Material Notes:	Ammonium hydrogenfluoride (NH4HF2) is used for aluminum anodization, metal surface treatment, manufacture of wood preservatives, glass processing, building protection, mineral oil/ natural gas drilling, cleaning of industrial plants, in breweries and in the electronic industry Ammonium bifluoride: CAS-No.: 1341-49-7 / EC-No.: 215-676-4 / Index-No.: 009-009-00-4 Ammonium fluoride: CAS-No.: 12125-01-8 / EC-No.: 235-185-9 / Index-No.: 009-006-00-8 Uses: Cleaning agent, Metal treatment, Non-metal-surface treatment products, Oil & gas industry and Chemical intermediate Information provided by Solvay
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Physical Properties	Original Value	Comments

Molecular Weight	57 g/mol

Thermal Properties	Original Value	Comments
Melting Point	125.6 - 128 °C
Decomposition Temperature	239.5 - 240 °C	Thermal decomposition

Descriptive Properties
Appearance	flakes, strong hygroscopic
Color	white
Composition	<4%	Ammonium fluoride
	>94%	Ammonium bifluoride

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