Naphthalene, 2000µg/mL in MeOH, 1ml

(±)-Nicotine-2,4,5,6-d4 (pyridine-d4),neat,neat,10mg,

Thiophene/2-Methylthiophene (2:1) in isooctane/Toluene(3:1); Units: 5x1mL ampoules, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4056-0 Blank 0 S-4056-5 5

Clarithromycin-d3, 10µg/ml in Acetonitrile, 5ml