PCB No. 204, 100µg/ml in Isooctane, 1ml

2-Methylchrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3351-32-4

Benzyl Fentanyl, 5mg

Spiramycin,neat,neat,100mg,