译：DZ/T 0279.25-2016 Regional geochemical sample analysis method Part 25: Carbon determination by combustion-infrared absorption spectroscopy method

译：DZ/T 0279.32-2016 Geochemical sample analysis method Part 32: Determination of 15 rare earth elements including lanthanum and cerium using closed acid dissolution and inductively coupled plasma mass spectrometry (ICP-MS) method

译：DZ/T 0279.27-2016 Regional geochemical sample analysis method Part 27: Determination of organic carbon content by potassium dichromate capacity method

译：DZ/T 0279.29-2016 Regional geochemical sample analysis method Part 29: Determination of nitrogen content by Kjeldahl volatilization-volumetric method

译：DZ/T 0279.31-2016 Method for the Analysis of Regional Geochemical Samples Part 31: Determination of Platinum and Palladium by Fire Gold Enrichment - Inductively Coupled Plasma Mass Spectrometry (ICP-MS)

译：DZ/T 0279.28-2016 Regional Geochemical Sample Analysis Method Part 28: Determination of Sulfur Content by Pyrolysis-Iodimetric Method

译：DZ/T 0279.24-2016 Regional geochemical sample analysis method Part 24: Iodine determination by inductively coupled plasma mass spectrometry (ICP-MS)

译：DZ/T 0279.26-2016 Regional geochemical sample analysis method Part 26: Carbon determination by combustion-non-aqueous titration method

译：DZ/T 0279.22-2016 Regional Geochemical Sample Analysis Method Part 22: Determination of Chlorine and Bromine Content by Ion Chromatography

译：DZ/T 0279.30-2016 Region geochemical sample analysis method Part 30: Determination of tungsten by alkali fusion - inductively coupled plasma mass spectrometry. (English translation only)