4-Hydroxy-4-methyl-2-pentanone, certified, 5ml

2,8-Dichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

Benzyl-d5 benzoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 347840-01-1

Iopanoic acid,100 µg/mL,MeOH,1mL,