MINISTRY OF ECOLOGY AND ENVIRONMENT
THE PEOPLE'S REPUBLIC OF CHINA
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Specifications and Test Procedures
Soil and sediment-Determination of 11 elements-Alkaline fusion and inductively coupled plasma optical emission spectrometry

(HJ 974-2018)

2019-01-31
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Soil and sediment-Determination of 11 elements-Alkaline fusion and inductively coupled plasma optical emission spectrometry 

(HJ 974-2018, entry into force on Mar. 1, 2019) 

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 determination of inorganic elements in soils and sediments. This standard specifies the alkaline fusion and inductively coupled plasma optical emission spectrometry used to determine 11 elements, that is, manganese, barium, vanadium, strontium, titanium, calcium, magnesium, iron, aluminium, potassium, and silicon. The Appendix A to this standard is normative, and the Appendixes B and C are referential. This standard is the original version.