d2 C27 ??? (20R)-Cholestane,neat,neat,25mg

Atrazine-2-hydroxy, 100µg/mL in MeOH, 1ml

11H-Benzo[b]fluorene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 243-17-4

Custom mix of C20-C22 PAHs 0263.20 Benzo[b]fluoranthene 0,345 µg/mL 0265.20 Benzo[k]fluoranthene 0,124 0239.20 Benzo[a]pyrene 0,225 0277.22 Indeno[1,2,3-cd]pyrene 0,127 0222.22 Benzo[ghi]perylene 0,189 0203.22 Dib