亚洲a级在线观看|夫妇交换性3中文字幕|在线看片网站,欧美激情狂野,91视频社区,精品电影一区二区三区

SZSE:002741
Chemical Reagents
Potassium fluoride dihydrateCOA Report
  • CAS No.:7789-23-3
  • Molecular weight:58.10
  • Molecular formula:KF
  • UN Code:1812
  • EC No.:232-151-5
  • HS-No:28261990
Information
Specification category:
Product No. Product name specifications
1.01703.016 Potassium fluoride dihydrate AR500g
1.01703.046 Potassium fluoride dihydrate AR25kg/Sack
1.01703.056 Potassium fluoride dihydrate AR25kg/drum
Characteristic: Appearance and properties: Colourless cube crystal, deliquescent.
Relative density?(water=1): 2.48
Melting point(℃): 858
Boiling point(℃): 1505
Concentration: assay: technical grade ≥95.0%.
Saturated vapor pressure: 133.3Pa(885℃)
Solubility: Soluble in water、 hydrofluoric acid、liquid ammonia ,Dissolved?in ethanol.
Technical indicators:
Item AR CP Assay(KF?2H2O) ≥99.0% ≥98.0% Clarity of solution pass3 pass5 Free acid(as HF) ≤0.05% ≤0.1% Free alkali(as KOH) ≤0.05% ≤0.1% Chloride(Cl) ≤0.002% ≤0.005% Sulfate(SO4) ≤0.01% ≤0.02% Silicofluoride(as SiF4) ≤0.05% ≤0.1% Iron(Fe) ≤0.0005% ≤0.001% Heavy metals(as Pb) ≤0.001% ≤0.005%
Hazard characteristics:

IATA-DGR UN 1812 POTASSIUM FLUORIDE,SOLID,6.1,III

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
主站蜘蛛池模板: 历史| 普兰县| 巩留县| 府谷县| 普兰店市| 准格尔旗| 台安县| 视频| 屏东市| 古蔺县| 泉州市| 渝中区| 阳山县| 夹江县| 西畴县| 阿巴嘎旗| 林州市| 临颍县| 赣榆县| 铁岭市| 莎车县| 乐山市| 漠河县| 合水县| 兴海县| 兴安县| 三门峡市| 方山县| 永城市| 谢通门县| 木兰县| 崇信县| 二手房| 仙桃市| 昂仁县| 香河县| 牡丹江市| 家居| 文昌市| 太谷县| 扶绥县|