Purified asfalthenes from Venezuelan Oil,neat,neat,100mg,

4-Nitropyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 57835-92-4

alpha-Methylstyrene, 200 µg/ml, Methanol, 1ml

Amoxicillin trihydrate, 250mg