在线观看国产亚洲|亚洲人人夜夜澡人人爽|亚洲AV无码专区在线|免费国产a国产片高清不卡|国产美女久久精品香蕉69|在线亚洲精品国产一区麻豆|成人午夜精品无码区久久蜜臀|大陆极品少妇内射AAAAAA

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

Sodium hydrogenfluoride
Molecular formula NaHF2
Molecular weight 61.99
CAS    NO 1333-83-1
Characters White crystal powder
Use Used as antiseptic, flux,etc.
Specification Analytically pure , chemically pure
Executive standard Enterprise standard
Technical index
Name
Analytically pure (%)
Chemically pure(%)
Content
≥98.50
≥97.0
Chloride(Cl)
≤0.005
≤0.01
Sulfate(SO4)
≤0.02
≤0.05
sulfite(SO3)
≤0.005
≤0.01
Fluosilicate (Na2SiF6)
≤0.2
≤0.5
Heavy metal(Pb)
≤0.002
≤0.005
Ferrum(Fe)
≤0.002
≤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
稻城县| 布拖县| 宁波市| 塔城市| 稷山县| 壶关县| 兴仁县| 四川省| 叶城县| 文化| 两当县| 莫力| 甘孜县| 龙陵县| 土默特左旗| 郑州市| 乌海市| 逊克县| 东乡族自治县| 原平市| 姜堰市| 沈阳市| 兴安县| 正宁县| 宾阳县| 南宁市| 汉中市| 苗栗县| 漳浦县| 安丘市| 崇文区| 安新县| 石狮市| 鲁甸县| 长沙市| 天门市| 靖远县| 洪湖市| 开阳县| 华亭县| 虎林市|