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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

      Industrial Anhydrous Hydrofluoric Acid

      Quality StandardGB7747-2011

      Molecular FormulaHF                              Molecular Weight20.01

      Item

      Index

      Premium grade

      I Class

      II Class

      Top-grade

      First-grade

      Qualified product

      Hydrogen fluoride (HF) w/% ≥

      99.99

      99.92

      99.96

      99.92

      99.8

      Moisture(H2O) w/% ≤

      0.002

      0.004

      0.02

      0.04

      0.06

      Fluorosilicic Acid(H2SiF6) w/% ≤

      0.002

      0.005

      0.008

      0.015

      0.050

      Sulfur Dioxide(SO2)  w/% ≤

      0.002

      0.003

      0.005

      0.010

      0.030

      Non-volatile acid(H2SO4) w/% ≤

      0.002

      0.005

      0.005

      0.010

      0.050

      Properties
      The product is a colorless, transparent liquid. It has a strongly pungent odor. It is very corrosive and strong toxic. White fumes can rise from it in air. Boiling point 19.5℃.
      Application
      The product is mainly used for making element fluoride,fluorate,fluoride haloid alkane and hydrofluoric acid. It can be also used as fluorinating agent.
      Storage
      The product should be stored in a storehouse with a shed and kept away from the sunlight. Strictly forbid storing it with combustibles and explosive together.
      Transport
      It should be treated as Grade A inorganic acid corrosive goods.
      Packing
      (1)It is filled in a mid-pressure steel cylinder without a fusible stopper,with net weight 330kg or 660kg per cylinder.
      (2)Iso tank with net weight 25000kg or 28000kg. 

      【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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