Citric acid

n-Nonadecane-d40, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 39756-36-0

Phorate-oxon , 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 2600-69-3

Allethrin, 100 µg/ml, Acetonitrile, 5ml