日本黄色成人电影|91av日韩在线|性爱无码视频,|成人淫秽影片在线播放|亚洲伦理无码欧美性交影片|www.xxx高清无码|三级片AV免费看|午夜激情AV电影|先锋影音欧美性爱成人版|国产又大又长又粗又黄的视频

Home Chinese English
pro
  Chemicals
  Aluminum Profile Surface Treat
  Other Products
tel
Phone:+86 0537-3330928
Fax:+86 0537-3330928
Email :info@darrenco.cn

  Position: 主頁(yè) > EN > Other Products > Chemicals >
   Cobaltous Acetate乙酸鈷
Molecular Formula Co(CH3COO)2·4H2O   
Molecular Weight 249.09
Physical and Chemical Properties Purplish Red crystals
Use Used in electroplating, coloring of anodized aluminum profiles and catalysts of oxidization and esterification reaction
Package 25kg/plastic woven bag
Main Technical Index
Index Name Standard
Content ≥98.0%
H2O Insolubility ≤0.03%
Chlorides ≤0.02%
Sulfates ≤0.05%
Nickel ≤0.2%
Iron ≤0.005%
Zink ≤0.2%
Heavy Metals(by Cu) ≤0.02%
 

 


Copyright:JINING DARREN TRADE CO.,LTD Website License No.:魯ICP備15035061號(hào)-1   

魯公網(wǎng)安備 37088202000066號(hào)

在線客服