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
Potassium acetateCOA Report
  • CAS No.:127-08-2
  • Molecular weight:98.15
  • Aliases:Potassium acetate?
  • Molecular formula:CH3COOK
  • EC No.:204-822-2
  • HS-No:29152900
Information
Specification category:
Product No. Product name specifications
1.01730.010 Potassium acetate AR500g
1.01730.020 Potassium acetate CP500g
1.01730.040 Potassium acetate CP25kg/Sack
1.01730.050 Potassium acetate AR25kg/Drum
1.01730.060 Potassium acetate Spec25kg
Characteristic: Appearance and properties: White solid with weak acid taste.
pH value: 7.5~8.5(50g/L H2O,20℃)
Melting point(℃): 292
Bulk density(kg/m3): 500
Density(g/cm3): 1.57(20℃)
Flash point(℃): >250
Solubility: Soluble in water(2530g/L,20℃),miscible with ethanol,insoluble in ether.
Technical indicators:
Item AR CP
Assay(CH3COOK) ≥95.0% ≥92.0%
pH-value(50g/L solution,25℃) 7.0~9.0 7.0~9.0
Clarity of solution pass3 pass5
Insoluble matter in water ≤0.005% ≤0.01%
Chloride(Cl) ≤0.002% ≤0.005%
Sulfate(SO4) ≤0.002% ≤0.005%
Phosphate(PO4) ≤0.002% ≤0.005%
Sodium(Na) ≤0.2% ≤0.5%
Magnesium(Mg) ≤0.001% ≤0.005%
Calcium(Ca) ≤0.005% ≤0.005%
Iron(Fe) ≤0.0005% ≤0.001%
Heavy Iron(as Pb) ≤0.0005% ≤0.001%
Substances reducing potassium permanganate Pass Pass
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
国产午夜免费高清久久影院| 四虎成人精品国产永久免费| 久久精品国产99精品国产2021 | 99久久精品美女高潮喷水 | 国产乱子经典视频在线观看 | 国产精品久线在线观看| 一区二区三区在线 | 网站| 天天躁人人躁人人躁狂躁| 鲁丝片一区二区三区免费| 无码AV动漫精品专区| 免费观看a级毛片| 日韩精品一二三四五区 | 亚洲成a人片在线观看www| 人妻aⅴ无码一区二区三区| 国产欧美精品一区二区三区| 久久人人妻人人爽人人爽| 中文字幕人妻无码一夲道| 欧美a级肉欲大片xxx| 国产女同在线观看网站| 亚洲欧美综合区自拍另类| 一本色道无码道dvd在线观看| av一本久道久久综合久久鬼色 | 麻豆国产精品久久人妻| 艳妇臀荡乳欲伦交换在线播放| 国产午夜视频一区二区| 国产精品毛片一区二区| 白嫩人妻绿帽玩弄呻吟| 日本人妻丰满熟妇久久久久久| 亚洲av永久无码天堂网| av在线播放日韩亚洲欧| 好湿好紧太硬了我太爽了视频| 午夜成人影片av| 在线观看国产亚洲中文| 国产 麻豆 日韩 欧美 久久| 在线视频免费观看青草| 人妻在卧室被老板疯狂进入 | 国偷自产一区二区免费视频| 国产成人av免费观看| 国产未成女一区二区| 久久久99精品免费观看| 国内精品自产拍在线观看|