Diltiazem hydrochloride,1000 µg base/mL,MeOH,1mL,

Chlorfenvinphos, 1000µg/ml in MeOH, 1ml

Alternariol methyl ether, 100µg/mL, Solvent-dried down, Unit 1mL, # of units-1, Cas.no. 26894-49-5

Formaldehyd-DNPH, 100 µg/ml, Acetonitrile, 5ml