Tri-n-butyl phosphate-d27, 1.2ml x 50ug/ml, toluene

Isophthalic acid, bis-methyl ester. 1g

trans-Permethrin (isomer mix), 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 61949-77-7

n-Propyl acetate,1000 µg/mL,MeOH,1mL,