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Welcome to Fujian Yongjing Technology Co., Ltd. the website!

Contact us

Add: 18#, Xin'An Road, Shaowu City, Fujian, China
International Trade Dept.
Tel: +86-599-6655932/6654968
Fax: +86-599-6654591
Home Trade Dept. 
Tel: +86-599-6654866/6654968
Fax: +86-599-6655755
High-purity Chemicals Dept.
Tel: +86-599-6655536/6654968
Fax: +86-599-6655755


Products

High Quality Ammonium Fluoride

Quality Standard

Molecular FormulaNH4F               Molecular Weight37.04

Item

Index

Ammonium Fluoride (NH4F) w/%  ≥

95.0

Free Acid(as HF) w/%  ≤

1.0

Ammonium fluosilicate[as(NH42SIF6] w/%  ≤     

0.5

Sulfate(SO4) w/%  ≤                                          

0.2

Moisture(H2O) w/%  ≤     

4.0

Insoluble solid in water  w/%  ≤

0.0015

Ignition residue w/%  ≤

0.2

Fe w/%  ≤

0.01

Heavy metal(as Pb) w/%  ≤

0.006

Properties
The product is a white powdery crystal. It can deliquesce easily and dissolve easily in water. It can dissolve in alcohol slightly. It can be resolved when it is affected by the heat or it is in hot water. It can corrode glass. It’s poisonous.
Application
The product can be used for glass frosting or extracting rare elements and used as a preservative or a mordant.
Storage
Moisture-proof and sealed preservation is needed.
Transport
It should be treated as inorganic poisonous goods.
Packing
The product is packed in a 10kg or 20kg polythene plastic bag. Also pack it on consumer requests.

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