Norcocaine HCl, 1000µg/ml in MeOH, 1ml

Endosulfan-II-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 203716-99-8

2,4',5-Tribromobiphenyl, 1.2ml x 50ug/ml, nonane

2,3,3'-Trichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 38444-84-7