2,6-Dimethylnaphthalene, 50 µg/mL in Toluene, 1ml

2-n-Butyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 147792-31-2

C21 Ring-C Monoaromatic sterane (5 alpha(H),10ß(CH3)/5ß(H),10ß(CH3)), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 98774-59-5 / 98774-61-9

Phthalic acid, mono-n-butyl ester, certified, 0.1g