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
Potassium hydrogen sulfate?COA Report
  • CAS No.:7646-93-7
  • Molecular weight:136.17
  • Aliases:Potassium bisulfate
  • Molecular formula:KHSO4
  • UN Code:2509
  • EC No.:231-594-1
  • HS-No:28332980
Information
Specification category:
Product No. Product name specifications
1.01769.018 Potassium hydrogen sulfate AR500g
1.01769.028 Potassium hydrogen sulfate AR25kg
1.01769.028 Potassium hydrogen sulfate AR25kg
Characteristic: Appearance and properties: Colorless monoclinic crystal, moisture sensitive.
Relative density: 2.24(water=1)(20℃)
Melting point(℃): 195(decomposition)
Solubility: Dissolve easily in water,insoluble in ethanol and acetone.
Technical indicators:
Item AR CP
Assay(KHSO4) 99.0%~101.0% 99.0%~101.0%
Clarity of solution Pass Pass
Insoluble matter in water ≤0.002% ≤0.005%
Chloride(Cl) ≤0.0005% ≤0.002%
Total nitrogen(as N) ≤0.002% ≤0.005%
Phosphate(PO4) ≤0.001% ≤0.002%
Silicate(SiO4) ≤0.001% ≤0.005%
Sodium(Na) ≤0.02% ≤0.05%
Magnesium(Mg) ≤0.0005% ≤0.002%
Aluminum(Al) ≤0.001% ≤0.005%
Calcium(Ca) ≤0.002% ≤0.005%
Iron(Fe) ≤0.0005% ≤0.002%
Arsenic(As) ≤0.0003% ≤0.0005%
Heavy metals(as Pb) ≤0.0005% ≤0.002%
Hazard characteristics:

IATA-DGR UN 2509 POTASSIUM HYDROGEN SULPHATE,8,Ⅱ

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
亚洲国产成人综合一区| 国产精品白丝av嫩草影院| a级毛片免费观看网站| 亚洲精品成人福利网站| 无码精品黑人一区二区三区| 无码人中文字幕| 亚瑟av亚洲精品一区二区| 国产伦精品一区二区三区免.费| 久久国产精品男人的天堂av| aa级女人大片免费视频| 777米奇久久最新地址| 国产精品videossex国产高清| 正在播放的国产a一片| 女人被男人躁得好爽免费视频 | 人妻无码一区二区不卡无码av| .精品久久久麻豆国产精品| 中文无码一区二区不卡av| 妺妺窝人体色www看美女| 久久精品国产只有精品96| 久久不见久久见中文字幕免费| 中文字幕人成乱码在线观看| 少妇大叫太大太爽受不了| 国产精品欧美久久久久无广告| 亚洲 欧美 激情 小说 另类| 麻豆人妻无码性色av专区| 欧美性猛交内射兽交老熟妇| 国产成熟妇女性视频电影| 国产精品久久久久久久网| 18黑白丝水手服自慰喷水网站| 国产在线拍偷自拍偷精品| 日本一区二区三区免费播放| 尤物亚洲AV无码精品色午夜| 久久婷婷五月综合色丁香| 麻豆一区产品精品蜜桃的广告语| 国产精品天干天干综合网| 无码一区二区三区中文字幕| 亚洲欧美一区二区三区日产| 无码高潮少妇毛多水多水| 亚洲欧洲日产国码高潮αv| 香港三级日本三级妇三级| 日本中文一二区有码在线|