散户多了主力就不拉吗-股市新闻实时播报-【东方资本】,国内炒股软件哪个最好 知乎,股票开通融资融券有什么要求吗,股票配资app送体验金是真的吗

SZSE：002741
Chemical Reagents
Zinc chlorideCOA Report
  • CAS No.：7646-85-7
  • Molecular weight：136.28
  • Aliases：Zinc chloride
  • Molecular formula：ZnCl2
  • UN Code：2331
  • EC No.：231-592-0
  • HS-No：28273985
Information
Specification category：
Product No. Product name specifications
1.09430.018 Zinc chloride AR500g
1.09430.028 Zinc chloride CP500g
1.09430.038 Zinc chloride AR25kg/Drum
1.09430.048 Zinc chloride CP500g
1.09430.058 Zinc chloride CP25kg/Sack
1.09430.068 Zinc chloride AR40kg/Drum
1.09430.078 Zinc chloride CP25kg
Characteristic： Appearance and properties:white powder,odorless,easy to deliquescence.
Relative density(water=1):2.91
Melting point(℃):365
Boiling point(℃):732
Concentration: Pure
Saturated vapor pressure:0.13/428
Solubility:soluble in water,ethanol,ether,glycerol,liquid ammonia.
Technical indicators：
Item AR CP
Assay(ZnCl2) ≥98.0% ≥98.0%
Clarity test Qualified 2 Qualified 4
Dilute hydrochloric acid insoluble matter ≤0.005% ≤0.01%
Sulfate (SO4) ≤0.01% ≤0.03%
Total nitrogen (as NO3 meter) ≤0.003% ≤0.006%
Ammonium (NH4) ≤0.005% --
Iron (Fe) ≤0.0005% ≤0.002%
Lead (Pb) ≤0.002% ≤0.01%
Basic salt (in ZnO count) ≤1.2% ≤2.4%
Not ammonium sulfide precipitate (as sulfate) ≤0.1% ≤0.3%
Hazard characteristics：

IATA-DGR UN 2331 ZINC CHLORIDE,ANHYDROUS,8,Ⅲ

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1