久久99精品国产99久久6尤,国产成人精品综合网站,18国产精品白浆在线观看免费,久久成人无码视频,日本欧美不卡一区二区三区在线,欧美又黄又粗又爽免费看,欧美视频一区二区,免费人妻精品一区二区三区四区,狠狠色狠狠色综合网,97色伦图片7778久久

  • <strike id="i6ace"><input id="i6ace"></input></strike><fieldset id="i6ace"></fieldset>
  • <ul id="i6ace"><dfn id="i6ace"></dfn></ul>
  • <del id="i6ace"><dfn id="i6ace"></dfn></del>

     
    Location:Home >>Product >>Intermediate

    Sodium thiomethoxide

    Update time:2021/11/02 09:08:11  ???View:  
    Sodium methyl mercaptan
    CAS: 5188-07-8
    The appearance is colorless and transparent liquid with odor
    It is a strong alkaline liquid, which can be used as a raw material for pesticides, medicines, dye intermediates, and an antidote for hydrogen sulfide poisoning. Sodium methyl mercaptan is the sodium salt of methyl mercaptan, the chemical formula is CH3SNa
    Skin contact
    Take off contaminated clothing immediately and rinse with plenty of water for at least 15 minutes.
    Eye contact
    lift the eyelids immediately, rinse with plenty of running water for at least 15 minutes, and seek medical attention.
    Inhalation
    Quickly leave the scene to a place with fresh air. Keep the airway unobstructed. If breathing is difficult, give oxygen. If you stop breathing, give artificial respiration immediately and seek medical attention.
    Ingestion
    Rinse mouth with water, drink milk or egg white, and seek medical attention.
    ------分隔線----------------------------

    Service Hotline:

    You only need a phone call, we will serve you attentively

    Consult now
    Copyright © Shandong Zhengji Chemical Co., Ltd.  All Rights Reserved   Case Number :魯ICP備20007847號-4 chemBlink Premium Supplier
    久久久久久久女国产乱让韩| 风间由美性色一区二区三区| 老熟女草bx×| 成人免费乱码大片a毛片| 精品三级在线观看| 久久999精品国产只有精品| 久久人妻AV无码中文专区| 亚洲色一区二区三区四区| 亚洲国产精品无码一区二区三区| 国产真实露脸精彩对白| 国自产拍亚洲免费视频| 亚洲国产精品尤物YW在线| 狠狠热精品免费视频| 国产精品VA在线观看H| 东京热无码AV男人的天堂| 亚洲 欧美 国产 日韩 中文字幕 | 在线免费观看一区| 国产在线精品无码一区| 亚洲无码视频一区| 国产成人av综合久久视色 | 野花社区在线观看视频| 日本大片免费高清大片| 欧美婷婷丁香五月社区| 中文字幕免费在线观看动作大片| 又粗又大又硬毛片免费看| 色综合色国产热无码一| 国产精品对白刺激久久久| 久久超碰97人人做人人爱| 成人午夜福利视频| 国产精品久久无码一区二区三区网 | 国产成人亚洲综合| 91乱伦视频| 亚洲综合插| 九一国产在线观看免费| 亚洲av无一区二区三区久久| av一本久道久久波多野结衣| 99久久免费精品国产男女性高| 孩交精品XXXX视频视频| 中国少妇BBWBBWHD| 亚洲欧美国产日韩天堂区| 九九九免费观看视频|