精品熟女日韩中文十区,国产精品亚洲综合色区,香蕉成年网站未满十八禁,自拍亚洲一区欧美另类

    1. <style id="a0zst"></style>
      
      

        2-Bromo-2-nitro-1,3-propan...
        4-(3,4-dichlorophenyl)-3,4-dih...
        4-(3,4-dichlorophenyl)-1,2,3,4...
        2-Methoxynaphthalene (Yara...
        6-Methoxy-2-acetylnaphthalene
       
                        More..
       
      p-hydroxyacetophenone
      Name: p-hydroxyacetophenone
      CAS RN: 99-93-4
      Assay: 99%
      M.F.: C8H8O2
      M.W.: 136.15
      Appearance: White needle shaped crystals at room temperature
      Usage: Pharmaceutical intermediates; A raw material for fine chemical synthesis, commonly used in the synthesis of spices; Cosmetic Preservatives.
      Structure:

       

       
       
      Home | About us | Products | Culture | Humanistic Concern | Equipment | Sales Networks | Order | Contact us | Chinese
      Copyright(C)2010,Yancheng City Donggang Pharmaceutical Development Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice