2,3,6,7-Tetrachlorobiphenylene, 1.2ml x 50ug/ml, nonane

2,4,6,8-Tetramethyl-2,4,6,8-tetraazabicyclo[3.3.0]-3,7-oxandione

Ethanol standard in serum,1.5g/L,serum, 3mL

1,2,3,4,6,7,8,9,10,10,11,11-Dodecachloro-14,4a,5a,6,9,9a,9b-octahydro-1,4,6,9-dimethanodibenzofuran,50 µg/mL,toluene,1mL,