Erythromycin, 100 µg/ml, Methanol, 5ml Back Catalog number: 679748 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 0035.18-50-T Cyclopenta[cd]pyrene, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 27208-37-3 Price on request 3511.19-100 Tetramethrin, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 7696-12-0 Price on request 58179 Gold (Au) Price on request