PCB No. 81, 10µg/ml in Isooctane, 10ml Back Catalog number: L20008100IO Availability: In the manufacturer's stock Price on request - + Recommended 71994 Bis(4-hydroxyphenyl)methane Price on request 0747.12-K-IO 1,4-Dimethyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4175-54-6 Price on request 679283 Metoprolol acid, 25mg Price on request