Group I Elements Starter Kit Back Catalog number: 52253 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79182 Endosulfan II Price on request 1731.20-10MG 1,2,3,6,7,8,11,12-Octahydrobenzo[e]pyren-9(10H)-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 68151-08-6 Price on request 3146.20-K-IO Eicosanoic acid (Arachidic), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-30-9 Price on request