Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection (ISO 15192:2021) (Endorsed by Asociación Española de Normalización in September of 2021.)
Edition 2021-09-01

Advanced technical ceramics - Methods of test for ceramic powders - Part 1: Determination of impurities in alumina (Endorsed by AENOR in November of 2007.)
Edition 2007-11-01

Chemical analysis of chrome-bearing refractory products and chrome-bearing raw materials (alternative to the X-ray fluorescence method) - Part 1: Apparatus, reagents, dissolution and determination of gravimetric silica (ISO 20565-1:2008) (Endorsed by AENOR in February of 2009.)
Edition 2009-02-01

Soil, treated biowaste, sludge and waste - Digestion with a hydrochloric (HCl), nitric (HNO3) and tetrafluoroboric (HBF4) or hydrofluoric (HF) acid mixture for subsequent determination of elements
Edition 2021-05-15

Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection
Edition 2021-07-07

Soil quality. Dissolution for the determination of total element content. Dissolution with hydrofluoric, hydrochloric and nitric acids using pressurised microwave technique
Edition 2017-02-28

Animal feeding stuffs: Methods of sampling and analysis. Determination of calcium, sodium, phosphorus, magnesium, potassium, sulphur, iron, zinc, copper, manganese and cobalt after pressure digestion by ICP-AES
Edition 2017-08-23

Milk and milk products. Determination of nitrogen content. Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
Edition 2016-04-30

Milk and milk products - Determination of nitrogen content - Part 4: determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
Edition 2016-06-18

Foodstuffs. Determination of trace elements. Pressure digestion
Edition 2014-10-31