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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

      Electronic Grade Anhydrous Hydrofluoric Acid

      Quality Standard

      Molecular FormulaHF                         Molecular Weight20.01

      No.

      Item

      Unit

      Spec.

      1

      Hydrofluoric Acid (HF)

      wt%

      ≥99.999

      2

      Chloride(Cl)

      ppb

      ≤100

      3

      Nitrate (NO3)

      ppb

      ≤100

      4

      Phosphate(PO4

      ppb

      ≤100

      5

      Sulfate(SO4

      ppb

      ≤100

      6

      Silicon(SI)

      ppb

      ≤100

      7

      Iron(FE)

      ppb

      ≤50

      8

      Nickel(NI)

      ppb

      ≤50

      9

      Chromium(CR)

      ppb

      ≤50

      10

      Copper(CU)

      ppb

      ≤50

      11

      Sodium(NA)

      ppb

      ≤50

      12

      Calcium(CA)

      ppb

      ≤50

      Properties
      Colorless transparent liquid with strong Hydrofluoric Add, highly toxic, strong corrosivity, boiling point is 19.5℃
      Application
      Semiconductor etching
      Storage
      Please store in warehouse with shack to avoid solarization
      Transport
      As level one inorganic sour corrosion substance
      Packing
      Packed in medium pressure high purity steel cylinders, each bottle is 4L, 10L, 40L

      【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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