Aromatic Fraction Peak Height Control Set (S-4029 + S-4030) Back Catalog number: S-4028-SET Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 59176 Fluoride (F-) Price on request 679768 2,4,6-Trichlorophenoxyacetic acid, 10 µg/ml, Acet Price on request 92838 2,3,5-Trimethylnaphthalene Price on request