Ochratoxin B, 10µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 4825-86-9

ac 3,4-Dihydroxymandelic Acid-d3, 10mg

4-tert-Butylphenyldiphenyl phosphate-d13,100 µg/mL,isooctane,1mL

4-Methyldiphenylsulfide, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3699-01-2