久久99精品久久久久久hb亚瑟-免费看无码毛视频成片-99热这里只有精品免费播放-亚洲精品少妇高清30p-国产午夜福利精品久久2021

SZSE:002741
Chemical Reagents
Aluminum sulfate?octadecahydrate COA 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
主站蜘蛛池模板: 好吊视频一区二区三区| 久久视热这里只有精品| 特黄特黄欧美亚高清二区片| 高潮潮喷奶水飞溅视频无码| 亚洲午夜理论无码电影| 无码手机线免费观看| 亚洲国产区男人本色vr| 欧美高清精品一区二区| 色偷偷亚洲男人本色| 久久老子午夜精品无码| 色噜噜狠狠成人中文综合| 亚洲毛片不卡av在线播放一区| 国产黑色丝袜在线观看下| 久久婷婷五月综合色丁香| 强行交换配乱婬bd| 午夜大片男女免费观看爽爽爽尤物| 一本大道大臿蕉无码视频| 熟妇的奶头又大又长奶水视频| 久播影院无码中文字幕| 性饥渴少妇av无码毛片| 五月综合激情婷婷六月| 欧美日韩国产图片区一区| 亚洲精品成人片在线观看| 国产一区二区怡红院| 久久999精品国产只有精品| 九九九精品成人免费视频小说| 国产狂喷水潮免费网站www| 亚洲乱色熟女一区二区三区丝袜| 夜夜欢性恔免费视频| 国产精品成人久久电影| 亚洲乱妇老熟女爽到高潮的片| 美女18禁一区二区三区视频| 久久草| 人妻换人妻a片爽麻豆| 久久综合五月丁香久久激情| 国产在线看片免费观看| 精品高朝久久久久9999| 久久国产综合精品swag蓝导航| 青青草无码精品伊人久久7| 好男人社区影院www| 色噜噜狠狠色综合日日|