真实国产乱人伦精品视频|国产区图片区小说区亚洲区|人妻少妇精品视频一区二区三区|一道本不卡免费一区二区三区|

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

Potassium fluoride
Molecular formula KF
Molecular weight 58.10
CAS    NO 7789-23-3
Characters a. White powder b. cubic crystal c.spraying drying activity
Use Used for fluorination of organic compound, producing glasses, etc.
Specification Analytically pure , chemically pure
Executive standard GB/T 1271-1994
Technical index
Name
Analytically pure (%)
Chemically pure(%)
Content
≥99.0
≥98.0
Clarity test
qualified
qualified
Free acid(HF)
≤0.05
≤0.1
Free alkali(KOH)
≤0.05
≤0.1
Chloride(Cl)
≤0.002
≤0.005
Sulfate(SO4)
≤0.01
≤0.02
Fluosilicate (SiF6)
≤0.05
≤0.1
Ferrum(Fe)
≤0.0005
≤0.001
Heavy metal(Pb)
≤0.001
≤0.005
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