IP 391-95 Calibration Curve, in n-Heptane, 4 x 1ml

Phosphatidylethanol-d5 ammonium salt,100 µg free acid/mL,chloroform,1mL,

Mono-n-butyl phthalate (ring-1,2-13C2, dicarboxyl-13C2, 99%) 100 µg/mL in MTBE, 1,2ml

Ochratoxin A, 10 µg/mL, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 303-47-9