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
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
亚洲精品国偷拍自产在线观看| 特黄大片又粗又大又暴| 无码国产69精品久久久孕妇| 好吊妞视频这里有精品| 免费观看全黄做爰的视频| 国产永久免费观看视频| 欧美性高清另类videosex| 久久精品国产99久久久| 人人狠狠综合久久亚洲婷婷| 又大又硬又爽免费视频| 国产一区二区三区小说| 亚洲s色大片在线观看| 国产色在线 | 日韩| a级毛片毛片免费观看久潮喷| 国产无遮挡裸体免费视频在线观看| h肉动漫无码无修6080动漫网| 米奇欧美777四色影视在线| 日韩欧美成人免费观看| 精品国内自产拍在线观看| 狂野欧美性猛交xxxx| 久久久久久亚洲精品| 99国产精品白浆在线观看免费| 国产成人av在线免播放观看新| 丰满人妻被两个按摩师| 制服丝袜中文字幕在线| 精品乱码久久久久久中文字幕| 麻豆av一区二区天美传媒| 韩日午夜在线资源一区二区| 国产成人a人亚洲精品无码| 奇米影视777撸吧| 少妇被黑人到高潮喷出白浆| 麻豆网神马久久人鬼片| 正在播放重口老熟女露脸| 无码av免费精品一区二区三区 | 日日摸日日添日日碰9学生露脸| 丁香色欲久久久久久综合网| 五月天中文字幕mv在线| 亚洲国产精久久久久久久| 精品国产一区二区三区四区vr| 欧洲vat一区二区三区| 亚洲中文字幕无码永久在线不卡 |