Spectinomycin sulfate hydrate, certified, 0.1g Back Catalog number: C16972720 Availability: In the manufacturer's stock Price on request - + Recommended 98403 IP 391-95 Calibration Level 3 Price on request 81501 2,4-D methyl ester Price on request 2574.26-100UG Benzo[a]pentacene (in vial for quick-preparation of solution), neat, Solvent-neat, Unit ca. 100µg, # of units-1, Cas.no. 239-98-5 Price on request