Pyrifenox, 100 µg/ml, Ethyl acetate, 1ml

2,4-DB, 10 µg/ml, Acetonitrile, 10ml

n-Butyl 4-hydroxybenzoate-2,3,5,6-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219798-67-0

Perfluoro-n-octadecanoic acid, 1.2ml x 50ug/ml, methanol