俄罗斯兽交黑人又大又粗水汪汪-肥白大屁股bbwbbwhd-粉嫩大学生无套内射无码卡视频-粉嫩高中生无码视频在线观看-粉嫩极品国产在线观看-粉嫩萝控精品福利网站

 
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
主站蜘蛛池模板: www夜片内射视频日韩精品成人 | 久久久久国产a免费观看rela | 日韩视频在线免费观看 | 国产伦精品免编号公布 | 无码人妻aⅴ一区二区三区有奶水 | 奇米影视一区 | 色 在线播放 | 封神英雄榜第二部72集全免费 | 免费av一区二区三区 | 国产小视频在线高清播放 | 欧美成人猛男性色生活 | 日韩激情中文字幕一区二区 | 久久久久久av无码免费网站 | 欧美色性| 99热这里只有免费国产精品 | av无码久久久久不卡免费网站 | 97色偷偷色噜噜狠狠爱网站97 | 国产一成人精品福利网站 | 性做爰片免费视频毛片中文ILO | 欧美人成在线视频 | 91茄子国产线观看免费 | 狠狠操欧美| 三上悠亚2022年最新番号 | 激情偷乱人伦小说视频在线 | 色欲精品国产AV久久久 | 狠狠色狠狠色综合人人 | 国产精品自产拍高潮在线观看 | 九色视频在线观看免费 | 插我一区二区在线观看 | 国产亚洲成av人片在线观看 | 我爱看片(永久免费) | 午夜香港三级a三级三点 | 麻豆tv入口在线看 | 精品伊人 | 色五月视频 | 少妇无套内谢久久久久 | 日韩电影一区二区三区 | 黑森林福利视频导航 | 视频福利在线观看 | 婷婷精品国产亚洲av麻豆不片 | 无码人妻一区二区三区免费 |