• <sup id="useie"><button id="useie"></button></sup><xmp id="useie"><tt id="useie"></tt><menu id="useie"></menu>
  • <table id="useie"></table>
  • <tt id="useie"></tt>
    <tt id="useie"><table id="useie"></table></tt>
  • <tt id="useie"><menu id="useie"></menu></tt><tt id="useie"></tt>
  • <menu id="useie"><menu id="useie"></menu></menu>
  • <sup id="useie"><button id="useie"></button></sup>
  • <sup id="useie"><td id="useie"></td></sup>
    <xmp id="useie"><menu id="useie"></menu>

    We mainly produce:Sodium methylarsonate MSMA、Calcium arsenate、Arsonic acid, methyl-,disodium salt DSMA、Lead arsenate and other products.

    Adobe Flash Player。

    Adobe Flash Player

    Details

    Barium dioxide
    Product name: barium dioxide
    CAS NO: 1304-29-6
    Molecular formula: BaO2
    Molecular weight: 169.33
    Appearance: The main ions: O2 ^ 2 - (peroxide ion), Ba ^ 2 + (barium ion) Main ingredients: Assay≥90.0%. Usually contains barium oxide. Appearance: White or off-white heavy powder.   
    Melting point(℃): 450
    Boiling point(℃): 800
    Relative Density(water=1): 4.96
    Crystal: BaO2.8H2O
    Characteristic: slowly decomposition in the air, insoluble in water, but can be slowly decomposition in water; can react with acids and decomposition into barium oxide and hydrogen peroxide. Has strong oxidizing. Poisonous. Corrosive.
    Uses: Used for the preparation of barium salt or hydrogen peroxide, used as antioxidant, bleaching agent, mordant, disinfectant, etc.
    Order>>          Back>>
    性欧美牲交XXXXX视频ΑPP,免费费很色视频大片,久久一本精品久久精品66
  • <sup id="useie"><button id="useie"></button></sup><xmp id="useie"><tt id="useie"></tt><menu id="useie"></menu>
  • <table id="useie"></table>
  • <tt id="useie"></tt>
    <tt id="useie"><table id="useie"></table></tt>
  • <tt id="useie"><menu id="useie"></menu></tt><tt id="useie"></tt>
  • <menu id="useie"><menu id="useie"></menu></menu>
  • <sup id="useie"><button id="useie"></button></sup>
  • <sup id="useie"><td id="useie"></td></sup>
    <xmp id="useie"><menu id="useie"></menu>