青青青在线视频国产,亚洲熟妇无码一区二区三区,亚洲国产精品无码久久98,竹菊影视欧美日韩一区二区三区四区五区

SZSE:002741
Chemical Reagents
Aluminum sulfate?octadecahydrateCOA Report
  • CAS No.:7784-31-8
  • Molecular weight:666.42
  • Aliases:Aluminum sulfate
  • Molecular formula:Al2(SO4)3.18(H2O)
  • EC No.:233-135-0
Information
Specification category:
Product No. Product Name Specification
1.04106.010 Aluminum sulfate?octadecahydrate AR500g
1.04106.020 Aluminum sulfate?octadecahydrate CP500g
1.04106.030 Aluminum sulfate?octadecahydrate AR25kg
Characteristic: Appearance and propertie: white crystal, has a sweet taste.
Relative density: 2.71
Melting Point(℃): 770 (decomposition)
Concentration: Pure
Solubility: soluble in water, insoluble in ethanol. Heat of combustion (kJ / mol): meaningless
Critical temperature (℃): meaningless
Critical pressure (MPa): meaningless
Technical indicators:
Specification AR CP
assay[Al2 (SO4) 3.18 H2O] ≥ 99.0% ≥ 99.0%
pH value (50g / L, 25 ℃) ≥ 2.5 ≥ 2.5
Clarity test 4 6
Water insoluble matter ≤ 0.02% ≤ 0.05%
Chloride (Cl) content ≤ 0.002% ≤ 0.01%
Ammonium (NH4) content ≤ 0.005% ≤ 0.02%
Iron (Fe) content ≤ 0.003% ≤ 0.01%
Heavy metals (as Pb) content ≤ 0.001% ≤ 0.002%
Alkali metals and alkaline earth metals (as sulfate) content ≤ 0.25% ≤ 0.5%
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
久久tv中文字幕首页| 一边做一边喷17p亚洲乱妇50p| 玩弄少妇人妻中文字幕| 九九热线有精品视频86| 亚洲国产精品综合久久网络| 精品久久国产字幕高潮| 国产国语在线播放视频| 少妇高潮大叫好爽| 国产亚洲美女精品久久久2020| 人妻丰满熟妇岳av无码区hd| 国产精品毛片a∨一区二区三区| 影视先锋av资源噜噜| 日韩熟女精品一区二区三区 | 国产色婷婷五月精品综合在线| 挺进邻居丰满少妇的身体| 亚洲深深色噜噜狠狠爱网站| 日韩av激情在线观看| 亚洲av无码男人的天堂在线| 亚洲欧洲日产国码无码久久99| 97色偷偷色噜噜狠狠爱网站97| 亚洲色大成网站www永久网站| 真人性囗交69视频| 亚洲美女又黄又爽在线观看| 日韩人妻无码精品无码中文字幕| 熟妇人妻无乱码中文字幕真矢织江| 香蕉人妻av久久久久天天| 成人麻豆日韩在无码视频| 日本韩国男男作爱gaywww| 国产精品ⅴ无码大片在线看| 亚洲男人的天堂在线aⅴ视频| ww国产内射精品后入国产| www插插插无码免费视频网站 | 日韩精品久久无码中文字幕| 99久久99久久久精品齐齐| 久久久久亚洲av无码尤物| 国产乱人伦真实精品视频| 无码人妻av一二区二区三区 | 亚洲国产av精品一区二区蜜芽 | 国产 亚洲 制服 无码 中文| 亚洲国产精品无码av| 亚洲国产精品成人午夜在线观看|