在线看片免费人成视频免费大片_日本极品少妇videossexhd_地铁上的调教高h_好男人社区www在线观看_亚洲中文字幕无码乱线_日韩乱码人妻无码中文字幕久久 _国产裸模视频免费区无码_久久偷看各类wc女厕嘘嘘偷窃_日产国产精品亚洲系列_日本有码无码中文字幕

ABOUT US PRODUCTS NEWS CENTER CULTURE CONTACT US 中文版

     Salicylic acid 

    Salicylic acid

    Professional sales of Salicylic acid Wholesale of Salicylic acid Shijitongda Salicylic acid Shandong Salicylic acid 

    99% Domestic 25kg/bag
    CAS No.: 69-72-7
    White crystalline powder, odorless, bitter first and turn to pungent.
    Melting point 157-159οC, gradually change color in the light. Relative density 1.44. Boiling point about 211οC/2.67kPa. Sublimate at 76οC.
    Salicylic acid is an important raw material of medicine, perfume, dye, rubber auxiliary and other fine chemicals.


    Copyright(C)2019 , Jinan Shijitongda Chemical Co.,Ltd. All Rights Reserved.  Supported by  ChemNet  ChinaChemNet Toocle Copyright Notice
    <i id="hu2bz"></i>

  • <bdo id="hu2bz"></bdo>