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 bromate?COA Report
  • CAS No.:7758-01-2
  • Aliases:Potassium bromate?
  • Molecular formula:KBrO3
  • UN Code:1484
  • EC No.:231-829-8
  • HS-No:28299040
Information
Specification category:
Product No. Product name specifications
1.01707.025 Potassium bromade AR500g
1.01707.035 Potassium bromade CP500g
Characteristic: Appearance and properties: Colorless triangle crystal or white crystal powder.
Relative density: 3.13(water=1)(20℃)
Melting point(℃): 409~413
Concentration/content: Industrial grade ≥99.8%
Solubility: Soluble in water, insoluble in acetone,slightly soluble in ethanol.
Technical indicators:
Item AR CP
Assay(KBrO3) ≥99.8% ≥99.5%
pH-value(50g/L solution,25℃) 5.0~7.0 5.0~7.0
Clarity of solution Pass2 Pass3
Insoluble matter in water ≤0.002% ≤0.01%
Chloride and Chlorate(as Cl) ≤0.03% ≤0.1%
Bromide(Br) ≤0.005% ≤0.04%
Sulfate(SO4) ≤0.005% ≤0.01%
Total nitrogen(N) ≤0.001% ≤0.002%
Sodium(Na) ≤0.01% ≤0.05%
Iron(Fe) ≤0.0005% ≤0.001%
Heavy metals(as Pb) ≤0.0005% ≤0.001%
Hazard characteristics:

IATA-DGR UN 1484 POTASSIUM BROMATE,5.1,Ⅱ

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
亚洲性夜色噜噜噜在线观看不卡| 欧美怡春院一区二区三区 | 国产乱女婬av麻豆国产| 国产精品亚洲αv天堂| 日本一道综合久久aⅴ久久| 亚洲精品久久久久久动漫| 国产啪精品视频网站| 精品久久久久久久国产潘金莲| 欧美人体一区二区视频| 国产69精品久久久久9999apgf| 一区二区国产精品精华液| 久久人人爽人人爽人人片av不| 巨胸美乳无码人妻视频| 日韩一区国产二区欧美三区| 亚洲在av极品无码天堂| 国产精品久久久久蜜臀| 在线观看特色大片免费网站| 成人免费午夜a大片app| 久久精品成人亚洲另类欧美| 天天av天天翘天天综合网色鬼| 一本色道无码道dvd在线观看 | 亚洲国产欧美在线人成人| 亚洲人成网站在线播放小说| 久热这里只有精品99在线观看| 69久久夜色精品国产69| 成年性午夜无码免费视频| 久久99热久久99精品| 大香网伊人久久综合网2018| 色综合中文综合网| 欧美性生交xxxxx无码久久久| 69成人免费视频无码专区| 精品国产青草久久久久福利| 亚洲精品入口一区二区乱麻豆精品| 亚洲国产精品电影人久久| 精品欧洲av无码一区二区男男| 性色a∨精品高清在线观看| 免费国产黄网站在线观看视频| 伊人久久大香线蕉av不卡 | 精品国产乱码久久久久久影片| 亚洲va欧美va人人爽| 亚洲国产欧美国产综合一区|