D5-Atrazine, 100 µg/ml, Acetone, 1ml

Citral, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 5392-40-5

beta-Endosulfan-d4 (1,1,5,5-d4),100 µg/mL,n-nonane,1mL,

3’-Iodo-L-thyronine, 10mg