Group I Elements Starter Kit Back Catalog number: 52253 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended M305480 3-Methyl 2H-Furo[2,3-c]pyran-2-one, 1mg Price on request 682071 m-Toluidine, 100 µg/ml, Methanol, 5ml Price on request 1115.18-100-TX10 6-Nitrochrysene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 203805-92-9 Price on request