奇米影视综合-奇米影视资源-奇米影视中文字幕-奇米影视在线视频-奇米影视在线观看-奇米影视在线播放

Chinese | English
Home Profile News Testing Lab Testing Item RSL Testing Choose Us Requisition Form Contact Us
Section navigation

FAQS
Downloads
Location: Home -->> RSL Testing
PAHs Testing
2020/7/14 18:20:33
PAHs Testing 


Polycyclic Aromatic Hydrocarbons (PAHs) are series of hydrocarbons contained two or more cyclic aromatics in molecular structure, such as Naphthalene, Anthracene, and Phenanthrene, which have about 150 compounds, and may lead to cancer. Benzo[a]pyrene is first founded PAH which can lead to cancer and usually represent all PAHs.

PAHs are widely contained in petroleum, plastics, rubber, lubricants, crud oil, drugs, dyes, pesticides, capacitor electrolytes, and organic chemicals when not absolutely combustion. PAHs usually can be found in footwear or related materials along with the use of additives or auxiliary chemicals in production.

PAH’s, which are known for their carcinogenic, mutagenic and teratogenic properties, can be found in leather, rubber, plastics, lubricants, paints and other products. As a result of this, EU REACH Annex XVII has placed a restriction on the use of 8 PAH’s in certain products and concentration limits have been applied. Furthermore, the US EPA has restricted the use of a total of 18 PAH’s in consumer goods.

 

Inspection Testing Center Technology Co., LTD


主站蜘蛛池模板: 一级毛片a | 日韩美女一级片 | 国产精品hd免费观看 | 中文字幕视频网 | 欧美亚洲综合在线观看 | 成人黄页网站免费观看大全 | 午夜爱爱毛片xxxx视频免费看 | 国产a久久精品一区二区三区 | 日本视频不卡 | 91综合国产| 这么多年免费观看 | 你懂的福利视频 | 国产人成精品香港三级在 | 日韩欧美在线中文字幕 | 成人a级大片 | 日本视频在线看 | 日日日操 | 女人笫一次一级毛片 | 国产精品v欧美精品v日韩 | 一级毛片私人影院老司机 | 欧美日韩精品国产一区在线 | 久久一本久综合久久爱 | 四虎国产一区 | 国产成人高清 | 国产乱人乱精一区二区视频密 | 久久精品亚洲欧美日韩久久 | 日本在线你懂的 | 美日韩视频 | 免费日本在线观看 | 中国大陆一级毛片 | 欧美网站在线 | 黄网站在线播放 | 亚洲精品国产美女在线观看 | 日韩三及片 | 欧美一级特黄特黄毛片 | 又黄又爽的视频免费看 | 一级毛片免费一级直接观看 | 在线视频欧美亚洲 | 国产成人精品免费视频网页大全 | 欧洲黄色毛片 | 欧美 日韩 视频 |