Semi-volatiles standard

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

(2RS)-2-(4-n-Propylphenyl)propanoic acid, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 3585-47-5

1-Nitrofluoranthene, neat, Solvent-neat, Unit 2mg, # of units-1, Cas.no. 13177-28-1