Tefluthrin, 100 µg/ml, Toluene, 1ml

N-Propionyl mesalazine-d5, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

BHC (delta isomer-13C6), 100µg/ml in Nonane, 1,2ml

2-Chloro-4-tert-butylphenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 98-28-2