2-Chloro-1-propanol, 50mg

(±)-Nicotine-2,4,5,6-d4 (pyridine-d4),100 µg/mL,acetonitrile,1mL,

Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane

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