7H-Perfluoroheptanoic acid, 50µg/ml in MeOH, 1ml Back Catalog number: 2835.7-50-ME Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 70291 1,1,1-Trichloroethane Price on request 689731 Metribuzin-desamino, 100µg/ml in Acetonitrile, 5ml Price on request 10637.12-50-NN 1,2,3,4,7,8,9-Heptachlorodibenzofuran,50 µg/mL,n-nonane,1mL Price on request