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Structure: INRA - Laboratoire d'Analyse des Sols |
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Parameters | Methods or standards used |
5 fractions granulometry without decarbonation | NF X 31-107 |
Organic Carbon and total nitrogen | NF ISO 10694 et NF ISO 13878 |
pH (water) | NF ISO 10390 |
Total limestone | NF ISO 10693 |
Assimilable phosphorus Joret-Hebert method | NF X31-161 |
CEC by cobaltihexammin | NF ISO 23470 (spectrocolorimetry) |
Exchangeable Ca, Mg, Na, K, Fe, Mn, Al by cobaltihexammin | NF ISO 23470 (ICP-AES/EAF) |
Total trace elements: Co, Cr, Cu, Ni, Zn | NF X31-147 NF ISO 22036 (ICP-AES) |
Total trace elements: As, Pb, Cd, Tl, Mo | NF X31-147 NF EN ISO 17294-2 (ICP-MS) |
Total mercury | Atomic absorption after dry combustion |
Trace elements by CaCl2 0.01 M extraction: Cd, Cr, Cu, Ni, Pb, Zn, As | Liquid/solid extraction and ICP-MS dosage |
16 HAP: naphtalene, acenaphtene, fluorene, phenanthrene, ... | PLE extraction and LC-UV/Fluo dosage |
12 organochlorinated pesticides | PLE extraction and GC-ECD dosage |
26 weedkillers and triazines and phenyl-ureas' families' metabolites | PLE extraction and LC-MS/MS dosage |