少妇呻吟白浆高潮啪啪69,少妇性欢1一18章,麻豆乱码国产一区二区三区,成人网站免费大全日韩国产,久久久影视文化传媒有限公司

Offter to Sell

Pyromellitic Dianhydride

  • Post Date:

    Oct 31,2025

  • Expiry Date:

    Apr 29,2026

  • Detailed Description:

    Cas No. :89-32-7

  • CAS Registry Number:

    89-32-7

  • Synonyms:

    ;Pyromellitic dianhydride;1,2,4,5-Benzenetetracarboxylic dianhydride;benzene-1,2:4,5-tetracarboxylic dianhydride;PMDA;1H,3H-benzo[1,2-c:4,5-c']difuran-1,3,5,7-tetrone;Pyromellitic Dianhydride;

  • Molecular Formula:

    C10H2O6

  • Molecular Weight:

    218.1193

  • Molecular Structure:

  • Hazard Symbols:

     Xn:Harmful;

  • Risk Codes:

    :;
    :;

  • Safety Description:

    :;
    :;
    :;
    :;
Inquiry
Home Suppliers Product CAS