Methylmalonic acid, 250mg

Perfluorooctane sulfonic acid, 100 ng/µl, 1ml

Pyrifenox, 10 µg/ml, Ethyl acetate, 10ml

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