19-Nortestosterone 17-propionate, certified, 0.1g

PCB Isomer Standard “Dutch 7”, 10µg/ml in Isooctane, 1ml

Norfluoxetine-d5 (propyl-1,1,2,2,3-d5), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1185132-92-6

2,2-Bis(4-hydroxy-13C6-phenyl)propane, 1.2ml x 50ug/ml, methanol