老熟妇性色老熟妇性,免费人成网站在线观看欧美,凸凹隐藏撒尿XXXX偷拍

    <thead id="dxvcp"></thead>

      <thead id="dxvcp"></thead><sub id="dxvcp"></sub>
    1. <thead id="dxvcp"></thead>

       

      Product Category
      -
      -
      -
      -
      -
      -
      -
       
      Products

      4-Aminoazobenzene-4'-sulfonic

      4-Aminoazobenzene-4'-sulfonic
      CAS NO  104-23-4
      Molecular formula C12H11N3O3S
      Molecular weight 277.299
      Structural formula
      Properties light yellow crystal; insoluble in organic solvent, lightly soluble in water
      To use as intermediate of direct dye red, orange, acid dye red and mordant dyes
      Content ≥ 90.0%
      Purity (HPLC)  ≥ 98.0%
      Moisture ≤ 2.0%
      Packaging 25kgs/woven bag

      Add: Tianhu Town, Song County, Luoyang City, Henan Province
      Tel: +86-379-66578111 Fax: +86-379-66578287
      Sales Department: Manager Su 13721671000
      E-mail: luoyanghuasu1@163.com
      Copyright(C)2017 , Luoyang Huasu Dyestuff Co., Ltd All Rights Reserved.  Supported by  ChemNet  ChinaChemNet
      老熟妇性色老熟妇性,免费人成网站在线观看欧美,凸凹隐藏撒尿XXXX偷拍