在线无码一区二区三区不卡|国产精品爽爽久久久久久竹菊|中文字幕在线无码一区二区三区|中文字幕精品无码一区二区

SZSE:002741
Chemical Reagents
Magnesium oxide (light)COA Report
  • CAS No.:1309-48-4
  • Molecular weight:40.31
  • Aliases:Magnesia usta
  • Molecular formula:MgO
  • EC No.:215-171-9
  • HS-No:25199010
Information
Specification category:
Product No. Product name specifications
1.03105.010 Magnesium oxide (light) AR500g
1.03105.050 Magnesium oxide (light) AR10kg
Characteristic: Appearance and properties: White powder.
Relative density: 3.58(water=1)(20℃)
Melting point(℃): 2800
Boiling point(℃):3600
Concentration: Pure
Solubility: Slightly soluble in water.
Technical indicators:
Item AR CP
Apparent specific volume,mL/g 8.0 8.0
Assay(dry sample)(MgO) ≥98.5% ≥98.0%
Clarity test Pass4 Pass6
Insoluble matter in hydrochloric acid ≤0.05% ≤0.1%
Loss on ignition ≤4.5% ≤5.0%
Chloride(Cl) ≤0.02% ≤0.03%
Sulfur compound(as SO4) ≤0.05% ≤0.10%
Iron(Fe) ≤0.005% ≤0.01%
Heavy metals(as Pb) ≤0.003% ≤0.01%
Barium(Ba) ≤0.003% ≤0.005%
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
av深夜免费在线观看| 国产成人av免费观看| 国产精品成人av四季| 闺蜜张开腿让我爽了一夜| 久久精品国产99国产精品| 色播亚洲视频在线观看| 国产熟妇勾子乱视频| 亚洲一区在线中文字幕| 在线精品亚洲一区二区| 日本免费人成视频在线观看| 裸身美女无遮挡永久免费视频| 人妻中文字幕av无码专区| 国产精品自拍露脸在线| 亚洲欧洲av综合色无码| 国产裸体xxxx视频在线播放| 99草草国产熟女视频在线| 岳丰满多毛的大隂户| 亚洲中文字幕在线观看| 一群黑人大战亚裔女在线播放| 国内最真实的xxxx人伦| 欧美伊香蕉久久综合网99| 玩弄少妇人妻| 久久久国产精华特点| 伊人无码精品久久一区二区| 美女裸免费观看网站| 国产精品久久无码不卡黑寡妇| 日韩久久久久久中文人妻| 天天躁日日躁狠狠躁av| 免费a级毛片在线看| 天天爽天天爽天天爽| 亚洲色欲色欲www在线播放 | 国产精品国色综合久久| 欧洲美女黑人粗性暴交| 亚洲av日韩精品久久久久久| 久久成人国产精品一区二区| 国产三级精品国产三级| 亚洲精品欧美精品日韩精品| 色8久久人人97超碰香蕉987| 久久精品国产亚洲av成人| 99精品国产一区二区三区不卡| 欧美人善z0zo性伦交|