EPA Method 8250 Base/Neutrals Spiking Solution

Morphine-3-glucuronide, 100µg base/mL, Solvent-DMF, Unit 1mL, # of units-1, Cas.no. 20290-09-9

D-(+)-3-Phenyllactic acid, 100mg

Demeton-S-methyl-sulfone, 10.0 µg/ml, Acetonitril