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    Home > Chemicals Industry > Chemical Technology > "Pyrite Cinder" 2021 National Standard Released

    "Pyrite Cinder" 2021 National Standard Released

    • Last Update: 2022-01-22
    • Source: Internet
    • Author: User
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    Sinochem New Network News Recently, the "Pyrite Cinders" revised by China Sulfuric Acid Industry Association, Tongling Nonferrous Metals Group Co.


    Compared with the 2013 version of the "pyrite slag" standard, the 2021 version of the standard increases the source of pyrite slag.


    In terms of detection indicators, the 2021 version of the standard has added indicators for chromium and cadmium.


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