Metazachlor ESA sodium salt, 10.0 µg/ml, Acetonit

8?H),17?,18?(H),21ß(H)-15 (14-13)-abeo-14,17-dimethyl-26,28-dinorhopane,neat,neat,ca. 5 µg,

Benzo[b]fluoranthene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 93951-98-5

2,4,8-Trichlorodibenzofuran,50 µg/mL,n-nonane,1mL,