Qualitative Reference Petroleum Set, 3 x 1ml Back Catalog number: D-5134-92-SET Availability: In the manufacturer's stock Price on request - + Recommended 0861.21-100-IO 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 Price on request 675206 8-Quinolinol, 250mg Price on request 2983.8-K-ME 2,3-Dimethylhexane, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 584-94-1 Price on request