Melamine, 1.2ml x 100ug/ml, water

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

Dextrorphan tartrate,1000 µg base/mL,MeOH,1mL

2,3,4,5-Tetrachloroanisole, 100 µg/ml, Methanol,