Samples type | Parameter | Methods of analysis | Standards |
Soil | Arsenic | Digestion with aqua regia and reading with a Plasma-Coupled Induction Atomic Emission Spectrometry (ICP-AES) | NF ISO 11466: 1995 [24] . |
Plant | Arsenic | Calcination, digestion with aqua regia and reading with a Plasma-Coupled Induction Atomic Emission Spectrometry (ICP-AES) | NFX 31-151: 1993 [25] . |