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PR NF X31-034 ; PR NF EN ISO 18475
Environmental Solid Matrices - Determination of polychlorinated biphenyls (PCB) by gas chromatography - mass selective detection (GC-MS) or electron-capture detection (GC-ECD)
PR NF X31-102 ; PR NF EN ISO 11465
Sludge, treated biowaste, soil and waste - Determination of dry residue or water content and calculation of the dry matter fraction on a mass basis
PR NF X31-113 ; PR NF EN ISO 11265
Environmental solid matrices - Determination of the specific electrical conductivity
PR NF X31-171 ; PR NF EN ISO 15192
Characterization of soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection
PR NF X31-224-1 ; PR NF EN ISO 23611-1
Soil quality - Sampling of soil invertebrates - Part 1 : hand-sorting and formalin extraction of earthworms.
PR NF X31-235 ; PR NF EN ISO 17601
Soil quality - Estimation of abundance of selected microbial gene sequences by quantitative realtime PCR from DNA directly extracted from soil
PR NF X31-336 ; PR NF ISO 19254
Soil quality - Simultaneous determination of multi-class pesticide residues in soil using GC-MS/MS and LC-MS/MS analysis
PR NF X31-431 ; PR NF EN ISO 16703
Soil quality - Determination of content of hydrocarbon in the range C10 to C40 by gas chromatography.
PR NF X31-652 ; PR NF EN ISO 16965
Environmental solid matrices - Determination of elements using inductively coupled plasma mass spectrometry (ICP-MS)
PR NF X31-730 ; PR NF ISO 7303
Simplified method for oral bioaccessibility of metal(loid)s in soils
