Ethanol standard in water,0.8g/L,water, 1.5mL

D4-Ochratoxin A, 10.0 µg/ml, Acetonitrile, 1ml

Paraoxon-methyl, 100 µg/ml, Acetonitrile, 5ml

1,2,3,4,6,7,8-Heptachlorodibenzo-p-dioxin ,50 µg/mL,n-nonane,1mL,