在线无码一区二区三区不卡|国产精品爽爽久久久久久竹菊|中文字幕在线无码一区二区三区|中文字幕精品无码一区二区

SZSE:002741
Chemical Reagents
Aluminum potassium sulfate?dodecahydrateCOA 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
久久人妻天天av| 一区二区av在线免费| 女邻居丰满的奶水| 日本高清无卡码一区二区| av大片在线无码免费| 欧美乱妇无乱码大黄a片| 亚洲欧美日韩中文久久| 亚洲人成人无码网www国产| 伊人成人在线高清视频| 国产亚洲精品久久久久5区| 欧美午夜刺激影院| 精品国产综合区久久久久久| 牛牛视频一区二区三区| 精品久久久久久久久久中文字幕 | 怡红院免费的全部视频| 57pao成人国产永久免费视频| 东北老女人高潮大喊舒服死了| 三级国产三级在线| 亚洲精品亚洲人成人网| 岳丰满多毛的大隂户| 中文无码一区二区不卡av| 亚洲成av人影片在线观看| 国产女同疯狂作爱系列| 免费无码国产欧美久久18| 欧美一区二区三区久久综| 亚洲av无码精品国产成人| 亚洲av乱码一区二区三区按摩| 麻豆 美女 丝袜 人妻 中文| 亚洲av无码一区二区三区不卡 | 国产99久久九九精品无码| 永久免费无码日韩视频| 欧美最猛黑人xxxxx猛交 | 免费观看交性大片| 欧美大成色www永久网站婷| 亚洲国产激情一区二区三区| 欧美黑人又粗又硬xxxxx喷水| 亚洲人妻av伦理| 日本高清成本人视频一区| 国产特级毛片aaaaaa高潮流水| 无码精品人妻一区二区三区免费看| 品色堂免费论坛|