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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

      Chemical Reagent Ammonium Bifluoride

      Quality StandardGB/T 1278-1994

      Molecular FormulaNH4HF2                             Molecular Weight57.05

      Item

      Index

      A.R.

      C.P.

      Ammonium Bifluoride (NH4HF2)   w/%   ≥

      98.0

      97.0

      Ignition residue(Sulfate) w/%   ≤

      0.01

      0.05

      Chloride(Cl) w/%   ≤

      0.001

      0.005

      Sulfate(以SO4计)  w/%   ≤

      0.005

      0.01

      Fluorosilicate(SIF6) w/%   ≤

      0.2

      0.5

      Fe w/%   ≤

      0.001

      0.005

      Heavy metal(Pb)  w/%   ≤

      0.002

      0.005

      Properties
      The product is a rhombohedra or flaky 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 25kg polythene plastic bag. Also pack it on consumer requests.

      【Back】

      Copyright(C)2017,Fujian Yongjing Technology Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice

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          最近中文字幕免费版在线3,最近2018中文字幕免费视频,波兰女人毛茸茸,相逸臣伊恩塞葡萄184

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