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
免费福利视频一区二区三区高清| 人妻体体内射精一区二区 | 奇米影视7777久久精品人人爽| 亚洲精品无码人妻无码| 精品动漫福利h视频在线观看| 2020最新无码福利视频| 黑人粗长大战亚洲女| 国产又黄又爽无遮挡不要vip| 午夜精品久久久久久久99热| 理论片午午伦夜理片影院99| 久久无码喷吹高潮播放不卡| 日韩国产丝袜人妻一二区| 亚洲综合日韩久久成人av| 女子spa高潮呻吟抽搐| 欧美高清精品一区二区| 精品人无码一区二区三区| 国产高清在线精品一区二区三区| 亚洲熟女乱色一区二区三区| 中文字幕无码av激情不卡| 国产亚洲tv在线观看| 亚洲国产av玩弄放荡人妇系列| 亚洲亚洲人成网站网址| av无码久久久久不卡网站下载| 亚洲五月综合缴情在线观看| 亚洲欧美日韩中文加勒比| 色又黄又爽18禁免费网站现观看| 一区二区三区在线观看亚洲电影| 伊人色综合久久天天网| 女人天堂一区二区三区| 欧美乱妇高清免费96欧美乱妇高清| 中文字幕人妻丝袜乱一区三区| 成人国内精品久久久久一区| 国产女主播白浆在线观看| 成人乱码一区二区三区av| av在线播放无码线| 好日子在线观看视频大全免费动漫 | 天堂亚洲2017在线观看| 色综合av综合无码综合网站| 久久这里只有是精品23| 亚洲精品偷拍无码不卡av| 国产超碰人人模人人爽人人喊|