Mixed Calibration Standard 2 Back Catalog number: 53054 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2039.12-50-T Octachlorodibenzofuran, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 39001-02-0 Price on request 11703.12-100-IO 2,3',5,5'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 9281.22-25MG Tadalafil, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 171596-29-5 Price on request