Group I Elements Starter Kit Back Catalog number: 52253 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676290 Phenthoate, 100 µg/ml, Methanol, 1ml Price on request 0275.24-10MG Dibenzo[j,l]fluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 203-18-9 Price on request 675778 Nuarimol, 100 µg/ml, Ethyl acetate, 5ml Price on request