>> Tel : +86-527-84839488 
>> Fax : +86-527-84839887
>> Mobile : +86-13812304408  
                     +86-13776461818 
>> E-mail : sales@tongshichem.com
                     384922761@qq.com

Dipotassium tetraborate
Molecular formula K2B4O7.5H2O
Molecular weight 323.51
CAS    NO 12045-78-2
Characters White crystal
Use Used as disinfector
Specification Analytically pure , chemically pure
Executive standard Enterprise standard
Technical index
Name
Analytically pure (%)
Chemically pure(%)
Content 
≥99.5
≥99.0
Water undissolved substance ≤0.005 ≤0.01
Chloride(Cl)
≤0.001
≤0.002
Sulfate(SO4)
≤0.005
≤0.01
Nitrate(NO3)
≤0.005
≤0.005
Carbonate(CO3)
qualified
qualified
Calcium(Ca)
≤0.005
≤0.005
Ferrum(Fe)
≤0.0005
≤0.001
Heavy metal(Pb)
≤0.001
≤0.002
Phosphate(PO4)
≤0.001
≤0.002
Arsenic(As)
≤0.0005
≤0.0005
Packing 500kg for bottle packing40kg for pail packing, 25kg for paper plastic packing.
Back
Home | About us | Product | News | Quality | Culture | Order | Contact us | 中文版
Copyright(C)2015, Suqian Tongshi Reagent Co.,Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice
亚洲乱色在线观看视频,国产欧美国日产在线播放,吃奶摸下视频激烈视频APP,两个人的视频全免费观看