无码日韩精品一区二区免费暖暖_日韩人妻无码精品久久_狂躁美女大bbbbbb视频u_亚洲精品一区二区三区在线观看_自拍偷自拍亚洲精品播放

SZSE:002741
Chemical Reagents
Magnesium sulfate anhydrous?COA Report
  • CAS No.: 7487-88-9
  • Molecular weight:120.37
  • Aliases:Magnesium sulfate
  • Molecular formula:MgSO4
  • EC No.:231-298-2
Information
Specification category:
No. Name Specification
1.03202.010 Magnesium sulfate anhydrous? AR500g
1.03202.030 Magnesium sulfate anhydrous? CP500g
1.03202.040 Magnesium sulfate anhydrous? AR25kg
1.03202.050 Magnesium sulfate anhydrous? CP25kg
Characteristic: Appearance and properties:White powder
Relative density:2.66
Melting Point(℃):1124
Solubility: soluble in water, ethanol, glycerol. Heat of combustion (kJ / mol): meaningless
Critical temperature (℃): meaningless
Critical pressure (MPa): meaningless
Technical indicators:
Specification AR CP
Assay (MgSO4) ≥ 99.0% ≥ 98.5%
Water insoluble ≤ 0.005% ≤ 0.01%
Free acid (as H2SO4) ≤ 0.05% ≤ 0.05%
Chloride (Cl) ≤ 0.002% ≤ 0.005%
Phosphate (PO4) ≤ 0.005% ≤ 0.01%
Calcium (Ca) ≤ 0.05% ≤ 0.1%
Arsenic (As) ≤ 0.0002% ≤ 0.0005%
Iron (Fe) ≤ 0.001% ≤ 0.002%
Heavy metals (as Pb) ≤ 0.001% ≤ 0.002%
Hazard characteristics:

No Dangerous Good

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
午夜激情福利一区二区| 国产亚洲精品久久久久久青梅| 人妻熟妇乱又伦精品视频| 日韩精品国产精品国产| 国产精品激情av久久久青桔| 成人免费无遮挡无码黄漫视频 | 一二区成人影院电影网| 男男gv白嫩小受gv在线播放 | 亚洲精品无码专区在线| 人成午夜大片免费视频| 国产成+人+综合+亚洲欧美| 精品偷拍视频在线观看| 国产乱人伦av在线a| 国产成人a在线观看视频免费| 国产无遮挡又黄又爽在线观看 | 精品亚洲aⅴ在线观看| 成人伊人精品色xxxx视频| 亚洲人成人网站18禁| 一本一道波多野结衣av黑人| 亚洲乱码AV一区二区| 成人区人妻精品一熟女| 亚洲是图一区二区视频| 2018高清国产一区二区三区| 国产精品久人妻精品老妇| 国产精品视频全国免费观看| 麻豆国产精品久久人妻| 一本大道东京热无码| 成在线人免费无码高潮喷水| www.-级毛片线天内射视视| 日本在线 | 中文| 怡红院av一区二区三区| 精品少妇ay一区二区三区| 大学生久久香蕉国产线看观看 | 男人天堂av一区二区| 老鲁夜夜老鲁| 97国产精华最好的产品| 51久久国产露脸精品国产| 亚洲精品人成无码中文毛片| av天堂午夜精品一区| 蜜桃网站入口在线进入| 中文字幕日韩人妻一区|