人人湿人人乐99,久久久久久久久久网站,成人 国产 另类,日韩国产白浆露出,一人香蕉尹人一线网站,亚洲第一在线一区,青青草视频在线1区,色播插久久,亚洲精品五码视频

SZSE：002741
Chemical Reagents
Ammonium hydrogen difluoride? COA Report
  • CAS No.：1341-49-7
  • Molecular weight：57.04
  • Aliases：Ammonium bifluoride
  • Molecular formula：(NH4)HF2
  • EC No.：215-676-4
  • HS-No：28261910
Information
Specification category：
Product No. Product name specifications
1.06080.018 Ammonium hydrogen difluoride AR500g
1.06080.028 Ammonium hydrogen difluoride CP500g
1.06080.038 Ammonium hydrogen difluoride AR25kg
1.06080.048 Ammonium hydrogen difluoride CP25kg
Characteristic： Appearance and properties:White transparent crystal, slightly sour, easy deliquescence.
Relative density (water=1):1.5
Melting point(℃):125.6
Concentration:Sterling
Solubility:Soluble in water, slightly soluble in alcohol.
Technical indicators：
Item AP CP Assay(NH4HF2) ≥98.0% ≥97.0% Residue on ignition (as sulfate) ≤0.01% ≤0.05% Chloride (Cl) ≤0.001% ≤0.005% Sulfate (SO4) ≤0.005% ≤0.01% Fluoro-silicate (in SiF6 count) ≤0.2% ≤0.5% Iron (Fe) ≤0.001% ≤0.005% Heavy metals (as Pb) ≤0.002% ≤0.005%
Hazard characteristics：

ADR-RID UN 1727 Ammoniumhydrogendifluorid,fest,8,Ⅱ

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
德钦县| 永顺县| 青海省| 务川| 海林市| 海兴县| 鱼台县| 壤塘县| 江北区| 靖宇县| 秦皇岛市| 扶沟县| 大新县| 安阳市| 佛坪县| 开阳县| 扎囊县| 义马市| 新乡县| 衢州市| 定安县| 宿迁市| 云南省| 新野县| 河北区| 扬中市| 翁源县| 株洲市| 建始县| 湛江市| 英山县| 古田县| 平远县| 鹤壁市| 安丘市| 泾阳县| 娱乐| 阳新县| 中山市| 沅陵县| 内乡县|