Qualitative Reference Petroleum Set, 3 x 1ml Back Catalog number: D-5134-92-SET Availability: In the manufacturer's stock Price on request - + Recommended 79520 Diphenylamine Price on request 70950 2,3-Dimethylpentane Price on request 3212.18-K-IO 9-trans,12-trans-Octadecadienoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-21-8 Price on request