久热中文字幕无码视频,精品国产AⅤ一区二区三区桃,国产 日韩 在线,国产香线蕉在线手机视频

<video id="bgnrd"></video>
    • <u id="bgnrd"></u>

      <i id="bgnrd"></i>
          <font id="bgnrd"></font>

          Welcome to visit Changzhou Chengbang Chemical Co., Ltd. official website!

          Collection ｜Homepage ｜中文版

          More>>
          Sodium bicarbonate
          Product name: Sodium bicarbonate
          CAS NO: 144-55-8
          Molecular weight: 84.01 
          EC NO: 205-633-8
          Molecular formula: NaHCO3
          InChI: InChI=1/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
          Structural formula:
            Order                   Back