欧美猛交喷潮在线播放,欧美性受XXXX88喷潮,欧美成妇人吹潮在线播放

  • <th id="7l44y"></th>
    <th id="7l44y"></th>

    <th id="7l44y"></th>
    PRODUCTRS CENTER
    Contact:
    Manager Tang +86-13338745067
    Manager Yang +86-15376050801
    Tel: +86-539-7719188
    Fax: +86-539-7719199
    E-mail: sales@guotaichem.com
    Add: Economic Development Zone, Junan County, Shandong Province, China
     
    Products  

    Sulfur dioxide


    Cas No. 7446-09-5
    Molecular weight] 64.07
    [Standard] GB/T3637-93
    [Property]            
      It is irritating and smothering colorless, relative density 2.264(0).m.p. -72.7, b.p. -10.vapor tension 338.32kPa, at 338.32kPa, its water solubility is 8.5%(25).
    [Quality index]

    ITEM

    Best quality

    First quality

    Qualified

    Purity %≥

    99.97

    99.90

    99.60

    Residue%≤

    0.010

    0.040

    0.20

    moisture %≤

    0.02

    0.06

    0.20

    [Packing]
    1000Kg steel cylinder

    [Use]
    In the manufacture of inorganic sulphides or in organic synthesis; as pesticdie,bactericide, bleaching agent etc.

    Features
    Easily soluble  in methanol and ethanol; soluble in sulfuric acid, acetic acid and ether etc. Wet product is corrosive to metals; no mixture with the following substances: Lithium nitrate, potassium chlorate, metals etc.


    Copyright(C)2017 , Junan Guotai Chemical Co.,Ltd. . All Rights Reserved.  Supported by  ChemNet  ChinaChemNet Toocle
    欧美猛交喷潮在线播放,欧美性受XXXX88喷潮,欧美成妇人吹潮在线播放