Individual Calibration Solutions , 500ul, nonane Back Catalog number: EPA-8280CC1,2,4,5 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 56119 Potassium (K) Price on request N-MEFOSE-M 2-(N-methylperfluoro-1-octanesulfonamido)-ethanol, 50µg/ml in MeOH, 1,2ml Price on request 2106.14-100-ME 1,5-Bis-(4-chlorophenyl)-biguanide HCl, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 13590-98-2 Price on request