亚洲成人av_不卡av片_人妻巨大乳hd免费看_黄色小说内容_三级视频片_av网站网址_为爱搞激情_色九区_性姿势伦理未删减版_www狠狠_秋葵视频成人_久操热久操_日本网站在线看_久草网在线_狠狠做

SZSE:002741
Chemical Reagents
Aluminum potassium sulfate?dodecahydrate COA Report
  • CAS No.:7784-24-9
  • Molecular weight:474.39
  • Aliases:Alum potassium
  • Molecular formula:KAl(SO4)2·12H2O
  • EC No.:233-141-3
  • HS-No:28333000
Information
Specification category:
Product No. Product name specifications
1.01771.010 Aluminum potassium sulfate dodecahydrate AR500g
1.01771.020 Aluminum potassium sulfate dodecahydrate CP500g
1.01771.030 Aluminum potassium sulfate dodecahydrate CP40kg
1.01771.040 Aluminum potassium sulfate dodecahydrate AR40kg
Characteristic: Appearance and properties: Colorless,odorless solid.
pH value: 3.0~3.5(100g/L H2O,20℃)
Relative density: 1.75(water=1)(20℃)
Melting point(℃): 92.5
Concentration: Pure
Solubility: Dissolve easily in glycerol, soluble in water. The aqueous solution is acidic.Aluminum hydroxide precipitation jelly appears after hydrolysis. Insoluble in alcohol and acetone.
Technical indicators:
Item AR CP
Assay ≥99.5% ≥99.0%
pH-value(50g/L solution,25℃) 3.0~3.5 3.0~3.5
Clarity of solution Pass3 Pass4
Insoluble matter in water ≤0.005% ≤0.01%
Chloride(Cl) ≤0.0005% ≤0.004%
Ammonium(NH4) ≤0.005% ≤0.01%
Arsenic(As) ≤0.00005% ≤0.0001%
Sodium(Na) ≤0.02% ≤0.05%
Iron(Fe) ≤0.001% ≤0.002%
Heavy metals(as Pb) ≤0.0005% ≤0.002%
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
主站蜘蛛池模板: 龙泉市| 东辽县| 临漳县| 沾益县| 上蔡县| 临西县| 项城市| 东乡| 渑池县| 漾濞| 淮南市| 华坪县| 宜兴市| 夹江县| 桃园县| 龙海市| 海口市| 乌恰县| 文安县| 晋江市| 安化县| 福泉市| 佛坪县| 手游| 调兵山市| 洛宁县| 长沙县| 雷波县| 临夏市| 临夏县| 米泉市| 甘谷县| 兴海县| 察隅县| 汉阴县| 萨迦县| 施秉县| 资源县| 湘潭县| 济阳县| 启东市|