Ruthenium (Ru) Back Catalog number: 58044 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679509 Quintiofos, 10 µg/ml, Ethyl acetate, 10.0ml Price on request DF-2347-S 2,3,4,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request VHG-SDSL-5-100 Sulfur, 5µg/g (0.0005 wt%) in Diesel Fuel, 100ml Price on request