成人网站免费观看,99e久热只有精品8在线直播,亚洲综合无码明星蕉在线视频,亚洲精品一区二区三区中文字幕

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
躁躁躁日日躁| 精品国产肉丝袜久久首页| 在线 | 一区二区三区| 成人性生交大片免费看视频app| 自拍偷区亚洲综合激情| 亚洲成国产人片在线观看| 国产又爽又黄又不遮挡视频| 亚洲午夜理论电影在线观看| 人妻三级日本香港三级极| 高h纯肉无码视频在线观看| 少妇下面好紧好多水真爽播放 | 97精品人妻一区二区三区香蕉 | 少妇太爽了在线观看| 亚韩无码一区二区在线视频| 日本在线a一区视频| 欧美男男作爱videos可播放| 免费国产女王调教在线视频| 国产成人av无码精品| 成年美女黄网站色大片免费看| 99re6在线观看国产精品| 国产做无码视频在线观看| 9999国产精品欧美久久久久久 | 成 人 a v免费视频在线观看| 日韩av高清无码| 国内一区二区三区香蕉aⅴ| 亚欧色一区w666天堂| 色综合久久88色综合天天| 97国产在线看片免费人成视频| 国产成人精品一区二三区| 无码精品国产一区二区免费| 特级无码毛片免费视频播放▽| 啦啦啦www播放日本观看| 亚洲一区二区三区国产精品无码 | 欧美性白人极品hd| 在线观看高h无码黄动漫| 野外做受又硬又粗又大视频√| 久久精品无码一区二区三区不卡| 亚洲红杏成在人线免费视频| 2019最新久久久视频精品| 国产公开久久人人97超碰| 久久综合av免费观看|