WS Trace Elements #2 Back Catalog number: 55013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673802 Triclopyr, 250mg Price on request 3454.10-100 Metoxuron, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 19937-59-8 Price on request CLM-3375-1.2 Ethynylestradiol (20,21-13C2,99%) 100 µg/mL in Acetonitrile, 1,2ml Price on request