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 hydroxide?COA Report
  • CAS No.:1309-42-8
  • Molecular weight:58.33
  • Aliases:Magnesium hydroxide?
  • Molecular formula:Mg(OH)2
  • EC No.:215-170-3
  • HS-No:28161000
Information
Specification category:
Product No. Product name specifications
1.03168.010 Magnesium hydroxide AR100g
Characteristic: Appearance and properties: White crystal or powder.
pH value: 9.5~10.5(H2O,aqueous suspension)
Relative density: 2.36(water=1)(20℃)
Melting point(℃): 350
Concentration: Pure
Solubility: Soluble in dilute sulfuric acid and ammonium salt solution.Almost insoluble in water(0.009g/L,18℃) and alcohol.
Technical indicators:
Item AR CP
Assay[Mg(OH)2] ≥98.0% ≥98.0%
Loss on ignition 30%~33% 30%~33%
Soluble matter in water ≤0.5% --
Insoluble matter in HCl ≤0.05% ≤0.1%
Chloride(Cl) ≤0.02% ≤0.05%
Nitrate(NO3) ≤0.02% ≤0.03%
Sulfate(SO4) ≤0.02% ≤0.2%
Iron(Fe) ≤0.002% ≤0.01%
Calcium(Ca) ≤0.002% ≤0.01%
Heavy metals(as Pb) ≤0.005% --
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
亚洲国产超清无码专区| 极品嫩模高潮叫床| 老鸭窝视频在线观看| 日本岛国激情一区二区| 日本在线 | 中文| 人妻少妇精品无码专区二区| 欧美乱妇无乱码大黄a片| 国产精品白浆一区二小说 | 内射夜晚在线观看| 欧洲欧美人成视频在线| 狠狠噜天天噜日日噜| 亚洲va在线∨a天堂va欧美va| 日韩人妻无码一区二区三区综合部| 无码精品日韩中文字幕| 亚洲人成网亚洲欧洲无码| 男女18禁啪啪无遮挡| 久久男人av资源网站无码| 久久亚洲一区二区三区四区| 中文字幕日本人妻久久久免费| 亚洲国产理论片在线播放| 337p人体粉嫩胞高清视频| 色狠狠一区二区三区香蕉| 韩国青草无码自慰直播专区| 无码爆乳护士让我爽| 日本一区二区在线播放观看| 女人裸体做爰免费视频| 97久久婷婷五月综合色d啪蜜芽| 亚洲字幕av一区二区三区四区| 乌克兰少妇xxxx做受野外| 色欲av永久无码精品无码蜜桃| 午夜福利啪啪片| 日本aaaa片毛片免费观色戒| 成人av无码一区二区三区| 丝袜美腿亚洲一区二区| 无码人妻人妻经典| 亚欧免费无码aⅴ在线观看| 熟女少妇精品一区二区| 国语自产精品视频在线看| 成人女同av免费观看| 国产精品-区区久久久狼| 欧美成人午夜精品久久久|