Piperacillin, 1g

Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K

Carbon Mix 2 (C)

Azaspirazide 1,1.47 µM/L,MeOH,0.5mL,