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 chloride?COA Report
  • CAS No.:7447-40-7
  • Molecular weight:74.55
  • Aliases:Potassium chloride?
  • Molecular formula:KCl
  • EC No.:231-211-8
  • HS-No:31051000
Information
Specification category:
Product No. Product name specifications
1.01704.030 Potassium chloride AR500g
1.01704.040 Potassium chloride AR25kg/Drum
1.01704.050 Potassium chloride CP500g
1.01704.080 Potassium chloride CP25kg/Drum
1.01704.120 Potassium chloride AR25kg/Sack
1.01704.160 Potassium chloride Spec500g
Characteristic: Appearance and properties: White odorless solid
Relative density: 1.98(water=1)(20℃)
Melting point(℃): 773
Boiling point(℃): 1413
Concentration: Pure
Solubility: Soluble in water(330 g/L,20℃), very slightly soluble in ethanol, insoluble in ether.
Technical indicators:
Item AR CP
Assay(KCl) ≥99.5% ≥99.5%
pH-value(50g/L solution),25℃ 5.0~8.0 5.0~8.0
Clarity of solution Pass3 Pass5
Insoluble matter in water ≤0.005% ≤0.02%
Iodide(I) ≤0.002% ≤0.01%
Bromide(Br) ≤0.02% ≤0.05%
Sulfate(SO4) ≤0.002% ≤0.005%
Total nitrogen(N) ≤0.001% ≤0.001%
Phosphate(PO4) ≤0.0005% ≤0.002%
Sodium(Na) ≤0.02% ≤0.1%
Magnesium(Mg) ≤0.001% ≤0.002%
Calcium(Ca) ≤0.003% ≤0.01%
Iron(Fe) ≤0.0003% ≤0.0005%
Barium(Ba) ≤0.001% ≤0.001%
Heavy metals(as Pb) ≤0.0005% ≤0.001%
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
国产suv精品一区二区| 亚洲国产精品无码一区二区三区| 色婷婷日日躁夜夜躁| 国产主播一区二区在线观看| 国产成人18黄网站| 亚洲欧洲日产国码av系列天堂| 久久国产劲爆∧v内射| 亚洲精品卡2卡3卡4卡5卡区| 伊人色综合久久天天| 亚洲成人av高清在线| av在线播放日韩亚洲欧| 亚洲和欧洲一码二码区别7777| 亚洲女女女同性video| 日韩毛片免费无码无毒视频观看| 日本一区二区视频免费观看| 人妻熟女一区二区三区app下载| 丰满人妻熟妇乱又伦精品| 国内大量揄拍人妻精品視頻| 老妇肥熟凸凹丰满刺激| 97久久婷婷五月综合色d啪蜜芽| 免费又黄又爽又色的视频| 亚洲无人区码suv| 亚洲熟妇无码另类久久久| 天天爱天天做天天爽| 天天综合天天做天天综合| 日本一区二区日韩国产| 国产老熟女伦老熟妇露脸| 国产一区二区三区影院| 狠狠色噜噜狠狠狠7777奇米| 久久综合99re88久久爱| 国产成人麻豆亚洲综合无码精品| 亚洲av色先锋资源电影网站| 7777精品伊久久久大香线蕉| 亚洲女同一区二区| 欧美日韩不卡合集视频| 香蕉久久人人爽人人爽人人片av | 色综合天天综合高清网| 欧美日韩亚洲tv不卡久久| 色欲色香天天天综合网www| 日本aⅴ精品中文字幕| 国内精品视频一区二区三区|