人人湿人人乐99,久久久久久久久久网站,成人 国产 另类,日韩国产白浆露出,一人香蕉尹人一线网站,亚洲第一在线一区,青青草视频在线1区,色播插久久,亚洲精品五码视频

SZSE：002741
Chemical Reagents
Barium hydroxide?octahydrate COA Report
  • CAS No.：12230-71-6
  • Molecular weight：315.46
  • Aliases：Barium hydroxide
  • Molecular formula：Ba(OH)2.8(H2O)
  • UN Code：2923
  • EC No.：241-234-5
Information
Specification category：
Product No. Product Name Specification
1.03675.016 Barium hydroxide?octahydrate AR500g
1.03675.026 Barium hydroxide?octahydrate CP500g
1.03675.036 Barium hydroxide?octahydrate CP25kg
1.03675.056 Barium hydroxide?octahydrate CP25kg
Characteristic： Appearance and propertie: white powder.
Relative density: 4.5
Melting Point(℃): 408
Concentration: Content: Industrial grade level ≥ 98.0%; two ≥ 96.0%; specific level 97.0%.
Solubility: soluble in water, ethanol, soluble in dilute acid.
Heat of combustion (kJ / mol): meaningless
Critical temperature (℃): meaningless
Critical pressure (MPa): meaningless
Technical indicators：
Specification AR CP
Assay [Ba (OH) 2.8 H2O] ≥ 98.0% ≥ 97.0%
Barium content (BaCO3) ≤ 1.0% ≤ 2.0%
Clarity test 3 5
Hydrochloric acid insoluble matter ≤ 0.005% ≤ 0.05%
Chloride (Cl) ≤ 0.003% ≤ 0.02%
Sulfur (S) ≤ 0.0002% ≤ 0.001%
Calcium (Ca) ≤ 0.02% ≤ 0.05%
Iron (Fe) ≤ 0.001% ≤ 0.005%
Strontium (Sr) ≤ 0.08% ≤ 0.15%
Lead (Pb) ≤ 0.001% ≤ 0.002%
Sulfuric acid does not precipitate ≤ 0.02% ≤ 0.05%
Hazard characteristics：

UN 2923 CORROSIVE SOLID, TOXIC, N.O.S.(BARIUM HYDROXIDE),8(6.1),Ⅱ

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
鸡泽县| 赣州市| 神农架林区| 东乡族自治县| 织金县| 太湖县| 大安市| 睢宁县| 老河口市| 鄂托克旗| 盖州市| 赣榆县| 阿尔山市| 渑池县| 乐安县| 张北县| 芦山县| 阜宁县| 永州市| 宝鸡市| 图们市| 陇川县| 印江| 托里县| 丹阳市| 武宁县| 新化县| 卢湾区| 体育| 绍兴县| 邵阳县| 磐石市| 新昌县| 漾濞| 哈巴河县| 昭苏县| 靖边县| 林西县| 商城县| 长阳| 大关县|