• <progress id="47fdn"><track id="47fdn"></track></progress>

    <rp id="47fdn"><object id="47fdn"><input id="47fdn"></input></object></rp>

    Potassium Bichromate

    A chemical compound—chemical formula K2Cr2O7—used to render colloids or emulsions photosensitive, used in the manufacture of photostencils for use in screen printing. Potassium bichromate is also known as potassium dichromate.

    All text and images are licensed under a Creative Commons License
    permitting sharing and adaptation with attribution. (See Copyrights for details.)

    PrintWiki – the Free Encyclopedia of Print
    About    Hosted by WhatTheyThink


    可打现金的麻将平台