Ammonium Bifluoride


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Product name

Ammonium Bifluoride (Tech G​rade)

CAS No.

1347-49-7

Molecular formula

NH4HF2

Molecular weight

57.04 g/mol

UN No.

1727

Class

8

Country of Origin

China


Technical Index

Items

Unit

Grade A+

Grade A

Grade B

NH4HF2

% ≥

99.5

99

98

Loss on drying

% ≥

1

3

3

Ignition residuecontent

% ≤

0.2

0.2

0.2

Sulfate

% ≤

0.1

0.1

0.1

Ammonium Flurosilicate

% ≤

2

2

2


Uses:

  1. Ammonium bifluoride has been considered as an intermediate in the production of hydrofluoric acid from hexafluorosilicic acid
  2. Etching and engraving glass, for chemical glass matting; Cleaning boilers and pipes from rust as a substitute for hydrofluoric acid, Wash oil pipelines, to dissolve deposits in the wells, bottomhole treatment, etc.

Packing:

25kg pp bag/paper bag.