看国产黄大片在线观看,国产普通话刺激视频在线播放,97精品国产一区二区三区学生妹一级J人片内射视频,国产小仙女视频一区二区三区,夜间老司机精品福利网站国产又粗又黄又爽又硬,九九水蜜桃国产网二区,人妻av中文字幕久久,永久免费A∨片在线观看

XINHUA

Your location: Home > Sustainable Development > REACH

REACH

What' s REACH?
EU REACH regulation is the abbreviation of “Registration, Evaluation, Authorisation and Restriction of Chemicals”, the full title is “Registration, assessment, licensing and restriction of chemical”,  it’s EU’s precautionary management regulation on the chemicals entering its market, effective on June 1, 2007, and implement on June 1, 2008.

REACH target
REACH requires to finish the registration of about 30,000 chemicals currently in use within 11 years. They expect the parts of most dangerous chemicals be phased out, and replaced by safe chemicals, to achieve high levels of protection for human health and environment, data sharing, and reducing animal testing, to ensure the process of innovation and competition.

Basic principles of REACH
The basic principles of REACH including: Preventability ; No data, No marketing; one substance, one registeration.

REACH registration required Substance
REACH divides the form of existence of substance into substance themselves, substance in configuration and substance in materials. No matter substance themselves or substance in configuration, as long as the quantity greater than or equal to 1t /year/person, the substance must be registered, here the “person” means any manufacturer or importer in the European Union. For monomer and separable and transferable intermediates, registration shall be made according to their registration requirements. Polymer no need to be register, but if the mass fraction of monomer of polymer greater than or equal to 2%, and the quantity greater than or equal to 1t/year/person, and haven’t been registered by the doer on the supply chain, then the monomer must be registered. Substances with a total content of more than 1t/year/person in the materials and intended to be released under normal use and reasonably encountered conditions of use must be registered.

  • IPA  REACH
  • 一正丙胺
  • 一正丙胺
  • 二乙胺
Sustainable Development
Contact Us

+86-571-64755919
?E-mail: xhhg@xhchem.com

mobile
欧洲无码亚洲精品无码| 精品一精品国产一级毛片| 久久93精品国产91久久综合| 亚洲欧美国产日韩天堂区| 国产办公室免费视频观看| 国产女主播精品大秀系列| 99久久人妻无码精品系列蜜桃| 欧美精品免费一区欧美久久| 国产亚洲综合91精品| 97人妻免费上传视频| 欧美贵妇贵妇系列| 国产成人无码的免费视频在线观看| 亚洲国产天堂久久综合| 国产精品一区二区av不卡| 久久久久久久久久国产精品免费| 99视频精品全部在线观看| 欧美韩国精品另类综合| 黄色视频在线免费观看| 亚洲妓女综合网9页| 性欧美精品一区二区三区在线播放| 日本成人一区二区| 亚洲精品无码久久久久久久| 午夜成人爽爽爽视频在线观看| 在线精品观看一区欧美国产精品不卡在线观看| 久久精品人妻一区二区三区| 精品亚洲a∨无码专区毛片| 无码AⅤ精品影院亚洲AV无码成人专区片在线观看| 大地资源二在线观看免费高清| 国产精品日本亚洲777| 最近2024中文字幕大全视频一页| 久久国产精品张柏芝| 日本XXXXX黄区免费看| 婷婷色窝国色天香综合国产蜜臀| 成人无码高潮av在线观看| 真人无码一区二区三区| 亚洲欧美一区二区三区久久| 久久精品国产亚洲AV麻豆色欲| 中文字幕无码制服丝袜视频| 亚洲欧美中文日韩在线| 亚洲一区二区三区国产精华液| 无码视频痴汉在线观看|