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: Changzhou

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

  • Sample Provided: no

    1. Activated carbon is also known as activated carbon black. It is black powdery or granular amorphous carbon. In addition to carbon, the main components of activated carbon also include elements such as oxygen and hydrogen. Activated carbon is a kind of porous carbon with low bulk density and large specific surface area due to the irregular arrangement of microcrystalline carbon and fine pores between cross connections, which will produce carbon structure defects during activation.
Send your message to this supplier
  • From:
  • To:
    Changzhou XINGYUN Electronic 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