国产亚洲精品小视频-麻豆乱婬一区二区三区-综合视频精品这里只有-美女张开腿张开腿让男人捅

SZSE:002741
Chemical Reagents
2-Butyne-1,4-diolCOA Report
  • CAS No.:110-65-6
  • Molecular weight:86.09
  • Molecular formula:C4H6O2
  • UN Code:2716
  • EC No.:603-076-00-9
  • HS-No:29053995
Information
Specification category:
Product No. Product name specifications
1.17115.016 2-Butyne-1,4-diol AR500g
1.17115.026 2-Butyne-1,4-diol CP500g
Characteristic: Appearance and properties:colorless to slightly yellow flaky crystal with alcohol flavor, easy deliquescence.
Melting point(℃):57.5
Boiling point(℃):194(13.33kPa)
Concentration:content≥97%
Saturated vapor pressure:13,33(194℃)
Solubility:soluble in water,methanol,ethanol,insoluble in ether,benzene,chloroform.
Technical indicators:
Item AR CP
Assay ≥98.0% ≥97.0%
Solidification point,℃ 55~58 55~58
Residue on ignition(as SO4) ≤0.05% ≤0.05%
Hazard characteristics:

IATA-DGR UN 2716 1,4-BUTYNEDIOL,6.1,Ⅲ

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
山东省| 思南县| 新泰市| 收藏| 太仓市| 济南市| 清远市| 郁南县| 睢宁县| 洪江市| 中宁县| 金门县| 乐至县| 柯坪县| 林口县| 外汇| 额尔古纳市| 繁昌县| 禄丰县| 邢台市| 吐鲁番市| 林口县| 宿松县| 濮阳县| 屏东县| 准格尔旗| 台前县| 尤溪县| 云阳县| 建湖县| 河北省| 威海市| 偏关县| 大埔县| 炉霍县| 乳源| 依兰县| 松潘县| 开化县| 宁波市| 顺平县|