performed in accordance with directive 2002/63/ec. 4.the extraction before analysis shall be performed with an acidified solvent. the analysis shall be carried out according to the modified version of the quechers method as set out on the website of the european union reference laboratories for residues...
performed in accordance with directive 2002/63/ec. 4.the extraction before analysis shall be performed with an acidified solvent. the analysis shall be carried out according to the modified version of the quechers method as set out on the website of the european union reference laboratories for residues...