亚洲国线精品国偷产拍,久久大香伊蕉在人线免费AV,欧美日韩高清在线观看有码,一本一道久久a久久

    <legend id="faxvt"></legend>

      <td id="faxvt"></td>
      1. Keyword:
        Products:
        Product Name:Acetonitrile
           Product details

        Acetonitrile

        English name:Acetonitrile
        Alias:Methyl cyanide
        [Flammable liquid] in the flash point of liquid
        [Chemical structure]
        CH3NH
        [Chemical characteristics]

        Colorless liquid, with aromatic smells, toxic air in the maximum allowable concentration of 40ppm. Rat lethal dose by half from 200 to 453.2 mg / kg, the goods will polymer into dimer and trimer can be dissolved in water and alcohol, relative density: 0.7868 (20/20 ° C) Melting point: -45 ° C boiling point: 81.1 ° C flash point: 5.56 ° C (open cup) self-ignition point: 525 ° C Explosive Limit: 4.4% ~ 16% heat of combustion value: 1266 kJ / mole
        [Limit parameter]
        (Liquid, 20 ° C) vapor pressure of 13.33 kPa (27 ° C) critical temperature: 274.7 ° C Critical pressure: 4833 kPa
        [Fire]
        Toxic, flammable, and air can form explosive mixtures, when fire, high temperature, the strong oxidizer combustion explosion hazard, and sulfuric acid, oleum, chlorosulfonic acid, such as perchlorate reacted strongly.
        [Disposal methods]
        Foam, carbon dioxide, sand.

        Copyright © 2010 Changzhou Gengyun Chemical Co., Ltd. All Rights Reserved.
        Technical Support:zw-group.com
        ICP:蘇ICP備05004812號

        Friendly Link:Packing machine series Changzhou granulating equipment Automatic code machine Aluminum continuous extrusion machine
        Hot Search:benzoyl chloride azobisisobutyronitrile benzyl chloride