Azinphos-methyl, 10.0 µg/ml, Ethyl acetate, 10ml

2,4-Di-tert-butylphenol, 100 µg/ml, Methanol, 1m

1,4-Diisopropylbenzene

(±)-Nicotine-2,4,5,6-d4 (pyridine-d4),100 µg/mL,acetonitrile,1mL,