国产女同互慰久久亚洲,欧美精品久久久久自慰,国产三级片手机在线看,欧美一级三级片一区二区

<u id="2kjlb"><address id="2kjlb"><kbd id="2kjlb"></kbd></address></u>
<video id="2kjlb"><mark id="2kjlb"><noframes id="2kjlb"></noframes></mark></video><tt id="2kjlb"></tt>
<source id="2kjlb"></source>

    1. <blockquote id="2kjlb"><track id="2kjlb"></track></blockquote>
  • Welcome to visit our website!
    Product List

    Detail

    Nontoxic plastic additive series

    Product name: Magnesium stearate

    English name: Magnesium stearate

    Molecular formula: Mg[CH3(CH2)16COO]2

    Properties: white powder, insoluble in water, ethyl alcohol and diethyl ether; soluble in hot water, hot ethyl alcohol

    Main uses

    It is widely used in food, medical, costing, plastic, rubber and textile industry as emulsifying agent, release agent, lubrication agent, stabilizing agent, promoter and cosmetics basic material.

     

    Quality standard

    Testing item

    Testing standard

    appearance

    white fine powder

    magnesium oxide content(in dry), %

    6.8~8.3

    loss on drying, %

    ≤5.0

    free acid, %

    ≤1.0

    melting point, ℃

    110~160

    fineness, %

    325 mesh ≥99.0%

     

    Packaging: The PE film lined the polywoven bag. Net wt: 20kg/bag, or follow customer’s packing instructions.


    【Last】      【Next】      【Return】