亚洲AⅤ无码日韩AV中文AV伦|手机在线看永久AV片免费高潮|熟妇高潮一区二区在线播放|久久久无码人妻精品一区|日产精致一致六区麻豆|

>> Tel : +86-936-4458369
>> Mobile : +86-13812304408  
                     +86-13776461818 
>> E-mail : sales@tongshichem.com
                     384922761@qq.com

Ammonium silicofluoride
Molecular formula (NH4)2SiF6
Molecular weight 178.15
CAS    NO 16919-19-0
Characters Colorless crystal powder
Use Used for carving, pesticide and hot welding flux.
Specification Analytically pure , chemically pure
Executive standard Enterprise standard
Technical index
Name
Analytically pure (%)
Chemically pure(%)
Water solubility
qualified
qualified
Chloride(Cl)
≤0.005
≤0.02
Sulfate(SO4)
≤0.01
≤0.05
Carbonate(CO3)
≤0.01
—
Free acid
≤0.5
—
Heavy metal(Pb)
≤0.005
≤0.01
Ferrum(Fe)
≤0.005
≤0.01
Packing 500kg for bottle packing, 40kg 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, Gansu Tongshi Technology Co., Ltd.(Suqian Tongshi Reagent Co.,Ltd.) All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice
贵港市| 峨山| 宁晋县| 绍兴市| 炉霍县| 奇台县| 高尔夫| 仲巴县| 绥化市| 文化| 南城县| 白朗县| 遵义县| 广元市| 阿荣旗| 佛坪县| 永靖县| 扶绥县| 昌黎县| 曲阳县| 库车县| 仁化县| 开远市| 通州区| 平江县| 巴林左旗| 彩票| 桐城市| 丹寨县| 怀化市| 长兴县| 和田市| 丹凤县| 新兴县| 昆山市| 阳江市| 墨玉县| 江城| 桑日县| 江山市| 临夏市|