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Ammonium fluoride
发表日期:2019-06-04 阅读人数:1124


Molecular formula: NH4F

Molecular Weight: 37.04  implementation Standard: Industry standard

Danger No.: 2505

Hazard Level: 6.1

Product Code: 2826.1100

Physical and chemical properties:

White needle-like crystallization, specific gravity 1.009, easy to agglomerate, soluble in water, slightly soluble in alcohol, heated or in hot water decomposition into ammonia and hydrogen fluoride. Aqueous solution reacts acidic, corrosive to the skin, toxic, specific gravity 1.009 (d20 ' C).

Product usage:

Glass etching agents, wood and brewing preservatives, disinfectants, analytical reagents, zirconium drip reagents and fiber mordant and extraction of rare elements reagents.

Quality index

Index name

content

NH4F%

≥98

SO4%

≤0.3

Water insoluble substance

≤0.05



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