尤物在线观看免费网址

    1. <track id="drzby"><i id="drzby"></i></track>
      <strong id="drzby"></strong>

      Welcome to the official website of Changshu Xinhua Chemical Co., Ltd.!

      Changshu Xinhua chemical co., ltd.

      常熟市新華化工有限公司

      Changshu Xinhua chemical co., ltd.

      WeChat Mobile version

      PRODUCTS

      · Have a scientific enterprise management system · Is a high-tech enterprise in Jiangsu Province and Changshu Polymer New Material Industry Base

      Potassium Bifluoride

      Molecular formula: KHF2
      Molecualr weight: 78.10
      Properties: Colorless crystal of tetragonal system; freely soluble in water; acidic in aqueous solution; no loss of hydrogen fluoride in dry air while hydrogen fluoride released by absorbing moisture in moist air.
      Uses: electrolyte in the preparation of fluorine; in manufacture of anhydrous hydrogen fluoride, potassium fluoride; optical glass and etched glass; also used as welding flux of various metal, wood preservative and catalyst of benzene alkylation.
      Content: ≥98%
      Impurities:

      SiO3

      ≤0.2%

      Cl

      ≤0.05%

      SO4

      ≤0.05%

      Fe

      ≤0.005%

      Pb

      ≤0.005%

      Package: 25kg plastic woven bag.
      Gaution at transportation: Inorganic toxicant; specified number of hazardous goods: 83020
      UN No.: 1811 class of risk: 8.3
      【BACK】

      E-mail Login

      I.D.: @csxhchem.com P.W.:

      GO
      TOP

      尤物在线观看免费网址

      1. <track id="drzby"><i id="drzby"></i></track>
        <strong id="drzby"></strong>