久久婷婷国产综合精品,久久久久久久性潮,换脸国产av一区二区三区,韩国精品一区二区三区无码视频 ,久久久久成人精品无码

Basic Info
  • Factory Location: Qingdao

    Main Sales Markets: North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia,Middle East,Africa

  • Sample Provided: yes

    Payment Terms: T/T

    Type B silica gel is a translucent particle, it is divided into two types: spherical and bolck. The main component is SiO2·nH2O, insoluble in water and inorganic acid, soluble in hydrofluoric acid and concentrated caustic soda solution. High mechanical strength, good wear resistance. The pore volume is 0.50-0.80ml/g, pore size 50-80?, specific surface area 450-600㎡/g. The product is mainly used as air humidity regulator, catalyst and catalyst carrier, bedding material for making scented silica gel and feeding animals, and raw material for fine chemical products such as chromatographic silica gel.
Send your message to this supplier
  • From:
  • To:
    QINGDAO XINCHANGLAI SILICA GEL CO.,LTD
  • Send a Copy to this Email
  • Message:
    Upload Images / Files
    -?Supports?jpg,?jpeg,?png,
    ?gif,?pdf,?doc,?docx,
    ?xls,?xlsx,?txt,?rar?and?zip
    -?Max?upload?3?files;
    ?Max??total?size:?3MB
    (0/3)

    Enter between 20 to 4,000 characters.This is not what you are looking for ? Post a Sourcing Request Now

  • Verification:
PharmaSources Customer Service