(HJ 911-2017, entry into force on Apr. 1, 2018)
This standard is formulated for the purposes of enforcing the Environment Protection Law of the People’s Republic of China, protecting the environment, safeguarding the human health, and setting standards for the extraction of organic compounds in soils and sediments. This standard specifies the ultrasonic extraction method used to extract organic compounds in soil and sediments.
(This English version is for your reference only.In case any discrepancy exists between the Chinese and English context, the Chinese version shall prevail.)