Atrazine-d5 (ethyl-d5),100 µg/mL,acetonitrile,1mL,

2,3,3',4,6-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Androstenedione, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 63-05-8

Phosphorus (P)