PCB 28, 10.0 µg/ml, Isooctane, 10ml

U{13C17}-Aflatoxin B2, 0.5µg/mL, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no.

Guanylurea, 10mg

Methylmalonic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 516-05-2