• <tt id="9beu4"></tt>
    
    

    <xmp id="9beu4">
    1. <button id="9beu4"></button>
      1. 日韩一区精品视频一区二区,久久夜色撩人精品国产小说,日韩精品中文字幕无码一区,成年女人免费视频播放体验区,久久久久国产精品熟女影院,99久久国语露脸精品国产,亚洲中文字幕无码av在线,国自产拍偷拍精品啪啪模特
        China N-N'-Diphenylthiourea - China Supplier

        N-N'-Diphenylthiourea

        Price:Negotiable
        Industry Category:
        Product Category:
        Brand:
        Spec:


        Contact Info
        • Add:Puyang Henan China, Zip: 457163
        • Contact: Mr. Wang
        • Tel:+86-393-4840366,+86-21-34225991,34225992,64801548
        • Email:willing@willingchem.com

        Other Products

        Description
        Additional Information

        Chemical Name: N-N'-Diphenylthiourea
        Molecular Formula: C13H12N2S
        Molecular Weight: 228.31
        CAS NO: 102-08-9

        Specification:

        Item

        Powder

        Oiled powder

        Appearance

        White powder

        Initial M.P. oC ≥

        148.0

        148.0

        Loss on drying % ≤

        0.30

        0.40

        Ash % ≤

        0.30

        0.40

        Residues on 150μm sieve, % ≤

        0.10

        0.10

        Residues on 63μm), % ≤

        0.50

        0.50

        Additive, %

        \

        0.0-2.0

        Properties: White powder. The density is 1.32. A little bitter, flammability, almost no poison. Soluble in alcohol, diethyl ether, acetone, cyclohexanone, tetrohydrofuran, partly soluble in all PVC plasticizers,insoluble in water and CS2. Soluble in alkali solutions and precipitation from acid solutions

        Application: Medium-speed vulcanization accelerator. Synergises with sulfur donor to boost vulcanization when used in NR and SBR. Need zinc oxide to be effective. Used as secondaryaccelerator in CR vulcanization and EPDR vulcanization system. Used in latex products, cables and general industrial products. It's critical temperature is 80oC,so could be used as raw materials for pharmatical and dye and the test reagent for Os and Rh

        Packaging: 25k~ plastic woven bag, paper with plastic film bag, kraft paper bag

        Storage: The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight The validity is 1 year.

        Industry Category
        Product Category
        Brand:
        Spec:
        Stock:
        Origin:
        About Toocle.com - Partner Programme - Old Version
        Copyright ? Toocle.com. All Rights Reserved.
        (浙)-經(jīng)營性-2023-0192
        主站蜘蛛池模板: 欧美大胆老熟妇乱子伦视频| 少妇伦子伦精品无吗| 日韩精品一区二区三区激情视频| 亚洲AV午夜成人无码电影| 乐清市| 久久久久蜜桃精品成人片公司| 18禁一区二区每日更新| 成人影片一区免费观看| 精品人妻少妇一区二区三区在线| 久色伊人激情文学你懂的| 日本免费人成视频在线观看| 精品无码久久久久久久久久| 东京热大乱系列无码| 亚洲天堂伊人久久a成人| 国产jizzjizz视频| 国产粉嫩学生高清专区麻豆| 欧美成人黄在线观看| 性色av不卡一区二区三区| 国产日韩综合av在线| 久久这里有精品国产电影网| AV免费播放一区二区三区| 久久人人爽人人人人爽av| 国产福利微视频一区二区| 国产激情艳情在线看视频| 开心五月激情综合久久爱| 久久久成人毛片无码| 翘臀少妇被扒开屁股日出水爆乳| 免费观看国产女人高潮视频| 40岁大乳的熟妇在线观看| 无码天堂va亚洲va在线va| 高中女无套中出17p| 潮喷失禁大喷水无码| 一区二区三区不卡国产| 亚洲国产精品色一区二区| 亚洲永久一区二区三区在线| 欧美丰满熟妇xxxx性ppx人交| 久久精品国产精品亚洲综合| 亚洲国产精品久久久天堂麻豆宅男| 国99久9在线 | 免费| 97一期涩涩97片久久久久久久| 国产无套乱子伦精彩是白视频|