Dimethyl sulphoxide 99,99-100,00% PESTINORM ® for headspace gas chromatography: 1 l: 85396.320E : N,N-Dimethylacetamide 99,99-100,00% PESTINORM ® for headspace gas chromatography: 1 l: 85397.290E : N-Methyl-2-pyrrolidone (NMP) 99,9-100,0% PESTINORM ® for headspace gas chromatography: 1 l: 85398.290E