Mono-n-butyl phthalate (ring-1,2-13C2, dicarboxyl-13C2, 99%) 100 µg/mL in MTBE, 1,2ml Back Catalog number: CLM-4590-MT-1.2 Availability: In the manufacturer's stock Price on request - + Recommended T536805 p-Tolyl Sulfate Potassium Salt, 1g Price on request 0260.16-5K-T Fluoranthene, 5000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 206-44-0 Price on request 11661.10-50-IO 1,6-Dichloronaphthalene,50 µg/mL,isooctane,1mL, Price on request