国产多毛熟女高潮视频_国产精品大屁股白桨一区二区三区_91自拍熟女露脸国产_在线天堂欧美一区二区成人_国模精品白金视频无码Au

Hotline：
+86-22-85689619

Products

Plasma emission spectrometry standard solutions (23 kinds) Ag, Al, As, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Na, Ni, Pb, Se, Sr, V, Zn

Specifications： 0.03-1.0 ug/ml
Packing： 100ml
Describe： Plasma emission spectrometry standard solutions (23 kinds) Ag, Al, As, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Na, Ni, Pb, Se, Sr, V, Zn

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