2,2’,3,4’,5,5’-Hexachlorobiphenyl

2,6-Dichloro-4-nitroanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 17742-69-7

Cyanocobalamine, 98% (dry weight basis),neat,neat,100mg,

Carbofuran-d3, 100µg/ml in Acetonitrile, 1ml