色先锋在线中文字幕资源,中日韩欧美综合一区二区三区,亚洲专区动漫专区欧美专区日韩专区,日本久久久久午夜免费

    1. <legend id="lmrnf"></legend>
        <s id="lmrnf"></s>
      1. Products

        4-Nitro-o-phenylenediamine

        Product name: 4-Nitro-o-phenylenediamine
        Alias: 4-no;4-nop;4-nopd;4-n-o-pda;nci-c03941;p-nitro-o-phenylenediamine;o-Phenylenediamine, 4-nitro-;WLN: ZR BZ DNW
        Appearance: Orange-red crystalline powder
        Content(HPLC)≥99%
        CAS No.: 99-56-9
        Molecular formula: C6H7N3O2
        Molecular weight: 153.14
        EINECS No.: 202-766-3
        Properties: dark red acicular crystal.
        Melting point:201℃, soluble in ethanol, acetone and hydrochloric acid solution, insoluble in water.
        To use: For the synthesis of alpha-ketoacid; Reagent for the detection of selenium.
        To use: Mainly used for the synthesis of drugs and synthetic pigments, dyes and so on



        Home

        About us

        Products

        Contact us