Alachlor OA, 100 µg/ml, Acetonitrile, 1ml

Total Kjeldahl Nitrogen (N), 100µg/ml in Water, 100ml

U{13C22}-Roquefortine C, 25µg/mL, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no.

Pesticide Mix #2, in Isooctane, 1ml