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
Zinc oxide?COA Report
  • CAS No.:1314-13-2
  • Molecular weight:81.37
  • Aliases:Zinc white
  • Molecular formula:ZnO
  • UN Code:3077
  • EC No.:215-222-5
  • HS-No:28170000
Information
Specification category:
Product No. Product name specifications
1.09424.040 Zinc oxide AR500g
1.09424.050 Zinc oxide AR25kg
1.09424.060 Zinc oxide CP500g
1.09424.160 Zinc oxide AR25kg
Characteristic: Appearance and properties:White hexagonal crystals or powder.
Relative density(water=1):5.61
Melting point(℃):1975
Concentration:Content:≥99.0%;ferric≤0.005%;Arsenic≤0.0002%;Loss on ignition≤1.0%.
Solubility:insoluble in water,soluble in ethanol, soluble in acid, sodium hydroxide solution, potassium cyanide.
Technical indicators:
Item AR CP
Assay(in ZnO meter) ≥99.0% ≥99.0%
Clarity test Qualified 3 Qualified 5
Sulfuric acid insoluble matter ≤0.01% ≤0.02%
Free alkali Qualified Qualified
Chloride (Cl) ≤0.001% ≤0.005%
Sulfur compounds (as SO4) ≤0.01% ≤0.02%
Nitrate (NO3) ≤0.003% ≤0.005%
Manganese (Mn) ≤0.0005% ≤0.001%
Iron (Fe) ≤0.0005% ≤0.0025%
Arsenic (As) ≤0.00005% ≤0.0002%
Lead (Pb) ≤0.005% ≤0.05%
Reduction of potassium permanganate substance (as O) ≤0.002% ≤0.004%
Not ammonium sulfide precipitate (as sulfate) ≤0.10% ≤0.25%
Hazard characteristics:

IATA-DGR UN 3077 ENVIRONMENTALLY HAZARDOUS SUBSTANCE,SOLID,N.O.S.(ZINC OXIDE),9,Ⅲ

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
主站蜘蛛池模板: 开原市| 山东省| 墨玉县| 晋城| 博客| 孝昌县| 依兰县| 正镶白旗| 山丹县| 中方县| 岚皋县| 江口县| 合阳县| 都江堰市| 麻江县| 江北区| 大安市| 和田市| 青阳县| 江城| 金门县| 公安县| 北海市| 商水县| 巴东县| 收藏| 库尔勒市| 奉贤区| 绥化市| 寿宁县| 霸州市| 临夏市| 山东省| 雅安市| 平遥县| 海兴县| 乌拉特中旗| 长海县| 荥经县| 沈丘县| 且末县|