大地资源第三页高清在线观看免费,大地影视中文资源6,大地二资源在线高清免费,大地资源高清在线视频,大地二资源在线高清国语版,大地第二资源在线播放免费观看

SZSE:002741
Chemical Reagents
Zinc nitrate?hexahydrateCOA Report
  • CAS No.:10196-18-6
  • Molecular weight:297.46
  • Aliases:Zinc nitrate
  • Molecular formula:Zn(NO3)2·6H2O
  • UN Code:1514
Information
Specification category:
Product No. Product name specifications
1.09422.015 Zinc nitrate?hexahydrate AR500g
1.09422.025 Zinc nitrate?hexahydrate CP500g
1.09422.035 Zinc nitrate?hexahydrate AR25kg
1.09422.045 Zinc nitrate?hexahydrate CP25kg
Characteristic: Appearance and properties:Colorless crystal,easy deliquescence.
Relative density(water=1):2.07
Melting point(℃):36.4
Boiling point(℃):105~131(lost 6H2O)
Concentration: pure
Solubility:soluble in water,soluble in ethanol.
Technical indicators:
Item AP CP
Assay{Zn (NO3) 2.6 H2O} ≥99.0% ≥98.0%
pH value (50g / L, 25 ℃) ≥3.5 ≥3.5
Clarity test Qualified 2 Qualified 4
Water insoluble ≤0.005% ≤0.01%
Chloride (Cl) ≤0.001% ≤0.002%
Sulfate (SO) ≤0.002% ≤0.005%
Iron (Fe) ≤0.0003% ≤0.001%
Lead (Pb) ≤0.005 ≤0.02%
Not ammonium sulfide precipitate (as sulfate) ≤0.10% ≤0.15%
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
欢迎光临: 北宁市| 西乡县| 新乡市| 枣庄市| 若尔盖县| 横山县| 平塘县| 叙永县| 北碚区| 进贤县| 肇源县| 榆中县| 名山县| 荥阳市| 南康市| 都安| 武威市| 西林县| 成安县| 永平县| 天长市| 姚安县| 长岭县| 宜州市| 葫芦岛市| 南华县| 明水县| 桑日县| 永清县| 汨罗市| 渭源县| 获嘉县| 津市市| 且末县| 上饶县| 屏山县| 图木舒克市| 崇阳县| 镇巴县| 改则县| 山西省|