Qualitative Reference Petroleum Set, 3 x 1ml Back Catalog number: D-5134-92-SET Availability: In the manufacturer's stock Price on request - + Recommended 684348 1-Bromo-2-chloroethane, 100 µg/ml, Methanol, 1ml Price on request 78007 2,3,5,6-Tetrachloroterephthalic acid Price on request 3130.5-K-IO Pentanoic acid (Valeric), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 109-52-4 Price on request