国产人免费人成免费视频喷水|国产欧美一区二区色老头|在线看片网站,日韩一区免费在线观看,国产色av,96国产精品

SZSE:002741
Chemical Reagents
Lead(Ⅱ) chromateCOA Report
  • CAS No.:7758-97-6
  • Molecular weight:323.18
  • Aliases:Lead chromate
  • Molecular formula:PbCrO4
  • UN Code:2291
  • EC No.:231-846-0
  • HS-No:28415000
Information
Specification category:
Product No. Product name specifications
1.05420.010 Lead(Ⅱ) chromate AR500g
Characteristic: Appearance and properties: Yellow or orange powder.
Relative density: 6.3(water=1)(20℃)
Melting point(℃): 844
Concentration: Pure
Solubility: Soluble in alkaline solution and inorganic acid.Insoluble in water and oil.
Technical indicators:
Item AR CP
Assay(PbCrO4) ≥99.0% ≥98.0%
Nitrate(NO3) ≤0.002% ≤0.005%
Carbon compounds(as CO3) ≤0.03% ≤0.1%
Insoluble matter ≤0.2% ≤0.5%
Hazard characteristics:

IATA-DGR UN 2291 LEAD COMPOUND,SOLUBLE,N.O.S.,6.1,Ⅲ

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
主站蜘蛛池模板: 梅河口市| 江阴市| 红桥区| 新泰市| 尼勒克县| 林甸县| 军事| 绥中县| 新绛县| 博野县| 抚州市| 阿克陶县| 麦盖提县| 罗山县| 廉江市| 墨玉县| 白银市| 惠州市| 玛曲县| 中西区| 泰兴市| 临江市| 台东市| 来宾市| 福鼎市| 增城市| 化隆| 宝丰县| 闵行区| 屏东县| 泽库县| 镇雄县| 宣武区| 白水县| 门源| 大埔区| 临汾市| 稷山县| 石首市| 呼伦贝尔市| 辰溪县|