潘金莲被吸乳揉到高潮的视频,久久99久久99精品免观看,在电影院里拨开内裤挺进,护士交换粗吟配乱大交动态图

Offter to Sell

2-Pyrrolidinone

  • Post Date:

    Jul 04,2025
  • Expiry Date:

    Jul 04,2026
  • Detailed Description:

    Cas No. :616-45-5 Payment Method: Discuss
    Synonyms:2-Pyrrolidone; Butyrolactam; α-P; Α-pyrrolidone; α-PVR
    Molecular Formula:C4H7NO
    Application:A- pyrrolidone is a kind of important chemical material, widely used in the field of medicine、Weaving、colourant、coating、cosmetics and so on, for example it can be used for making pisacetam、nylon 4、Polyvinylpyrrolidone(PVP), artificial plasm etc.
    Packing:200KG/drum
  • CAS Registry Number:

    616-45-5
  • Synonyms:

    ;2-Pyrrolidone;Butyrolactam;α-P;Α-pyrrolidone;α-PVR;2-P;2-Pirrolidone;
  • Molecular Formula:

    C4H7NO
  • Molecular Weight:

    85.1
  • Molecular Structure:

    616-45-5 2-Pyrrolidinone
  • Safety Description:

    S24/25:;
Inquiry
Home Suppliers Product CAS Gmall
主站蜘蛛池模板: 黎平县| 株洲市| 东源县| 桓台县| 申扎县| 德昌县| 东至县| 顺义区| 岗巴县| 广德县| 平顶山市| 孝义市| 大冶市| 资中县| 高雄县| 泾阳县| 兴安盟| 华安县| 叙永县| 镇江市| 肇庆市| 叶城县| 海伦市| 开化县| 柘城县| 会理县| 剑阁县| 北碚区| 宜君县| 天气| 阿克陶县| 抚远县| 靖江市| 广德县| 丹东市| 沁源县| 石楼县| 格尔木市| 墨脱县| 崇州市| 资中县|