久久精品青春五月天综合网|宅男欧美一区在线观看|亚洲蜜芽AV中文在线|久久综合久综合久久久久 亚洲天堂在线无码视频免费_在线午夜爽爽影院_无码刺激性a欣赏网_久久精品99无色码中文字幕

 
         
Stannous Sulfate
Molecular Formula SnSO4 Specification AR
Molecular Weight 214.75
Physical and Chemical Properties White Crystals
Use Acidic plating, anodized coloring of aluminum profiles, brightening tin-plating of electronic elements, modant of printing and dyeing.
Package 25kg/plastic drum,30kg/calcareous plastic box or customized
Main Technical Index
Index Name Standard
Content ≥99.0%
Hcl Insolubility ≤0.005%
Chlorides 0.005%
Iron 0.005%
Heavy Metals (by Pb) 0.02%
Alkaline And Alkaline Earth Metals 0.10%
Copyright(C)2012 Fine Chemicals Group Co.,Ltd.? All Rights Reserved.
? Supported by?ChemNet?ChinaChemNet?Toocle?Copyright Notice