免费的黄色网站一区二,高清一级做a爱过程免费视频,免费的毛片,99国产精品久久久久99

  • <i id="ppoh1"></i>

          <wbr id="ppoh1"></wbr><font id="ppoh1"></font>
            Dongying Shengpai Chemical Co.,Ltd.
            Sales hotline:+86-18678649889       Chinese   |   English

            Ethyl carbazate


            Product name: Ethyl carbazate

            Status: white crystalline solid

            CAS NO: 4114-31-2

            Molecular formula:C3H7N2O2

            Molecular weight: 103.1004

            EINECS: 223-903-3

            Melting point: 44-48℃

            Boiling point: 221.5℃

            Quality Index:

              standard
            Appearance Colorless or pale yellow crystalline solid
            Content% ≥99.00
            Insolubles% ≤0.05
            Combustion residue % ≤0.05
            PH value of 10% aqueous solution at 25℃ 7.2-9.5
            Color of 12% aqueous solution ≤15

            Packing: 25kg/drum

            Product application: organic synthesis intermediates





              Previous product: Acethydrazide
              Next product: (3-Chloro-2-hydroxypropyl)trimethylammonium chloride