Butyric acid, 250μg/ml in Water, 1ml

Oxyfluorfen, 100mg

Di-n-pentyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 358730-89-9

Phosphatidylethanol,100 µg acid/mL,chloroform,1mL