Etofenprox, 10.0 µg/ml, Ethyl acetate, 10ml

Sulfur, 50µg/g (0.0050 wt%) in Diesel Fuel, 100ml

n-Butyl iso-butyl phthalate (n-Butyl 2-methylpropyl phthalate), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17851-53-5

Whole milk powder - Aflatoxin M1 (low level), 30g