D10-Napropamide, 100 µg/ml, Acetonitrile, 1ml

Ethanol standard in water,5.0g/L,water, 3mL

17ß(H),21ß(H)-Hop-22(29)-en-3-one, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 25615-11-6

Silica (SiO2)