This part specifies the frequencies and limits of biological toxicity tests, in different sea areas, of pollutants used or generated in the operation of marine petroleum exploration and exploitation and then discharged into the ocean as well as requirements for the test methods and result judgment for samples.
This part is applicable to the grading of biological toxicity of drilling fluids, base fluids, drill cuttings and produced water used or generated in the operation of marine petroleum exploration and exploitation and then discharged into the ocean, and it also serves as a reference for the grading of biological toxicity of other pollutants.
2 Normative References
The following normative documents contain provisions which, through reference in this part, constitute provisions of this part. For dated reference, subsequent amendments to (excluding corrections), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this part are encouraged to study whether the latest editions of these documents are applicable. For undated references, the latest edition of the normative document referred to applies.
GB/T 18420.2 "Biological Toxicity of Pollutants from Marine Petroleum Exploration and Exploitation - Part 2: Test Method"
3 Terms and Definitions
ＧＢ／Ｔ１８４２０．２ 海洋石油勘探开发污染物生物毒性 第２部分：检验方法
GB 18420.1-2009 The following standards are cited：
