2-Hydroxyatrazine, 100µg/mL in MeOH:AC (98:2),1ml

Phosalone, 100 µg/ml, Toluene, 1ml

Guaiazulene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 489-84-9

Bisphenol S (13C12, 98%), 100µg/mL in MeOH, 1,2ml