GB/T 25282-2010 (English Version) PDF

Standard No.: GB/T 25282-2010
Language: Chinese, Available in English version
Release Date: 2010
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 25282-2010

Scope: Warning: This standard may involve hazardous substances and safe operation of equipment, but the relevant safety issues in use in the standard are not described. It is the responsibility of the user of this standard to establish appropriate health and safety practices and to ascertain its applicability prior to use. This standard specifies the arsenic (As), cadmium (Cd), cobalt (Co), chromium (Cr), copper (Cu), mercury (Hg), molybdenum (Mo), manganese (Mn), nickel (Ni), lead (Pb), antimony (Sb), selenium (Se) and zinc (Zn) 13 elements in weak acid extraction state, reducible state, oxidizable state, residue state and water-soluble state, five morphological sequential extraction conditions and Extractor. This standard applies to the extraction of five forms of the above-mentioned 13 elements in soil and sediment.

GB/T 25282-2010 Referenced Document

GB/T 14506.1 Methods for chemical analysis of silicate rocks.Part 1:Determination of hygroscopic water content
GB/T 6682 Water for analytical laboratory use.Specification and test methods

2010 GB/T 25282-2010 Soil and sediment.Sequential extraction procedure of speciation of 13 trace elements