2-Butanone

Ethylene glycol mono(4-n-nonylphenyl) ether-13C6, 10µg/ml, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 1346600-52-9

2,3,7,8-[37Cl4]-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

1,4-Dioxane-d8,1000 µg/mL,MeOH,1mL,