1,2-Dimethylnaphthalene, certified, 50mg Back Catalog number: C20750000 Availability: In the manufacturer's stock Price on request - + Recommended 94548 Betaine Price on request 2041.4-50-ME Perfluorobutane sulfonic acid, 50ug/ml, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 59933-66-3 Price on request 59922 ICP Mix Price on request