Esfenvalerate, 100 µg/ml, Ethyl acetate, 5ml

Custom Mix of native alkylphenols 1427.6 Phenol 1500µg/mL 1403.7 2-Methylphenol 1000µg/mL 1358.7 4-Methylphenol 1000µg/mL 1411.8 4-Ethylphenol 750µg/mL 1406.8 2,4-Dimethylphenol 750µg/mL 1360.8 3,5-Dimethylph

Carbophenothion, 100 µg/ml, Acetonitrile, 5ml

Methylphenidate