Ammonium Bifluoride

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Product Details

Place of Origin:	fujian fuzhou in China

Specifications

Molecular Formula: NH4F.HF Molecular Weight: 57.05 Technology Index: HG/T3586-1999 Index Name Index Superior Grade First Grade Purity as(NH4HF2),%≥ 97.00 95.00 Dried Weightlessness,%≤ 3.00 5.00 Ignition Residue Content,%≤ 0.20 0.20 Sulphate(SO4)Content,%≤ 0.10 0.10 Ammonium Fluorosilicate[(NH4)2SiF6]Content,%≤ 2.00 4.00 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 products is Packed in a polythene plastic sack. Net weight is 25kg, per sack. transparency is rime. Goods show itself piece shape. It is without hydrate in system of ?4.8~126.1℃, NH4HF2-H20 with little sourness, and easy to deliquescence in air, tiny dissolve into alcoholysis, and very easy to dissolve into cold water. The liquor in hot water is decompose of it show strong acidity. It can sublimation in quite temperature, erode the glass. AHF is venomous and causticity for the skin and it is better stock with plastic vessel. Projection Index Superior Grade First Grade Ammonium Hydrogen Fluoride(basis dryness) % ≥ 97.0 95.0 Minus quantity under dryness % ≤ 3.0 5.0 Content of High burning Draff % ≤ 0.2 0.2 Content of Sulphate % ≤ 0.1 0.1 Content of Ammonium Acid silicon fluoride % ≤ 2.0 4.0 Package: to be packed in plastic knit with 25kg, also change package according to customer's requirement

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