免费精品美女久久久久久久久,国产美女精品自在线不卡,国产欧美日韩在线播放,成熟闷骚女邻居引诱2,男女性色大片免费网站

Hotline:
+86-22-85689619

Products

Product name Specifications Packing Unit price / yuan
Dibutyltin dilaurate AR 500ml, 250ml
Tin methanesulfonate AR 500g
Stannous sulfate AR 500g
Stannous chloride AR 500g
Tributyltin chloride AR 250g
Dibutyltin maleate AR 100g
Tin powder AR 500g
Tin powder AR 100g
Tin particle AR 500g
Stannous octanoate AR 500g
Dioctyltin oxide AR 500g
Stannous oxide AR 250g
Lead oxalate CP 500g
Lead iodide AR 100g
Lead dioxide AR 250g
4275 Records First 1011121314 285

Contact us

TEL:+86-22-85689619

Contact: Carter Cao.
Tel/fax: +86-13802127750, +86-18622107711
Technical consultant:Peng.Zhao     TEL:001(651)283-9609
Email : cartercao@hotmail.com 

Mobile

Moblie

Copyright(C)2020,Tianjin Guangfu Fine Chemical Research Institute All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice

免费精品美女久久久久久久久,国产美女精品自在线不卡,国产欧美日韩在线播放,成熟闷骚女邻居引诱2,男女性色大片免费网站