成人网站免费观看,99e久热只有精品8在线直播,亚洲综合无码明星蕉在线视频,亚洲精品一区二区三区中文字幕

SZSE:002741
Chemical Reagents
Potassium iodideCOA Report
  • CAS No.:7681-11-0
  • Aliases:Potassium iodide?
  • Molecular formula:KI
  • EC No.:231-659-4
  • HS-No:28276000
Information
Specification category:
Product No. Product name specifications
1.01708.020 Potassium iodide AR500g
1.01708.030 Potassium iodide AR25kg Granular/Drum
1.01708.060 Potassium iodide AR500g
1.01708.080 Potassium iodide AR250g
1.01708.090 Potassium iodide AR25kg Drum
Characteristic: Appearance and properties: White cubic crystal or powder.
pH value: 6.9(50g/L H2O,20℃)
Relative density: 3.13(water=1)(20℃)
Saturated vapour pressure(hPa):1.3(745℃)
Melting point(℃): 723
Boiling point(℃): 1325
Concentration: Pure
Solubility: Soluble in water,ethanol,acetone and glycerol,insoluble in ether.Keep container out of light and humidity.
Technical indicators:
Item AR CP
Assay(KI) ≥99.0% ≥98.5%
pH value(50g/L solution,25℃) 6.0~8.0 6.0~8.0
Clarity of solution Pass3 Pass5
Insoluble matter in water ≤0.01% ≤0.02%
Iodate and iodine(as IO3) ≤0.002% ≤0.005%
Chloride and bromide(as Cl) ≤0.02% ≤0.05%
Sulfate(SO4) ≤0.005% ≤0.01%
Phosphate(PO4) ≤0.002% --
Total nitrogen(N) ≤0.002% ≤0.002%
Sodium(Na) ≤0.1% --
Magnesium(Mg) ≤0.002% ≤0.005%
Calcium(Ca) ≤0.002% ≤0.005%
Iron(Fe) ≤0.0003% ≤0.0005%
Arsenic(As) ≤0.00002% --
Barium(Ba) ≤0.002% ≤0.004%
Heavy metals(as Pb) ≤0.0005% ≤0.001%
Reducing substance Pass --
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
国产免费观看久久黄av片| 天天做天天爱天天爽天天综合| 亚洲人成无码网www| 无码成人一区二区| 国产精品综合色区小说| 狠狠躁夜夜躁人人爽蜜桃 | 国产成人无码aⅴ片在线观看| 欧美又粗又长又爽做受| 日韩视频无码免费一区=区三区 | 欧美性猛交xxxx富婆| 特大巨黑吊av在线播放| 亚洲精品无人区| 国产手机在线精品| 中文字幕乱码人在线视频1区| 国产精品久久久久久人妻精品18 | 夜夜爽夜夜叫夜夜高潮| 国产精品白丝久久av网站| 九九视频免费精品视频| 久久精品无码观看tv| 精品久久久久久人妻无码中文字幕| 欧美freesex黑人又粗又大| 人人妻人人狠人人爽| 亚洲国产高清在线一区二区三区| 成人高潮视频在线观看| 日韩精品无码一区二区三区四区| 在线亚洲人成电影网站色www| 青青青国产精品国产精品美女| 一本大道无码日韩精品影视_| 国产精品国产三级国产av主播 | av免费不卡国产观看| 无码av不卡免费播放| 国产卡1卡2卡3麻豆精品免费| 99久久综合狠狠综合久久aⅴ| 久欠精品国国产99国产精2021| 久久无码人妻精品一区二区三区| 亚洲综合一区国产精品| 亚洲一二区制服无码中字| 无码av动漫精品一区二区免费| 污网站大全免费| 无码少妇精品一区二区免费| 久久天天躁夜夜躁狠狠躁综合|