Ruthenium (Ru) Back Catalog number: 58044 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 54124 Total Residual Free Chlorine (Cl) Price on request 32371 n-Propylbenzene Price on request 79367 Trifluralin, 1000µg/ml in Toluene, 1ml Price on request