2,7-Dichloronaphthalene, 1.2ml x 50ug/ml, nonane Back Catalog number: PN-12S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2821.7-50-ME n-Perfluoroheptanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 375-85-9 Price on request M2PFOA Perfluoro-n-[1,2-13C2]octanoic acid, 50µg/ml in MeOH, 1,2ml Price on request 54527 Sodium Carbonate Price on request