Topotecan-d6, 1mg Back Catalog number: T542502 Manufacturer: TORONTO RESEARCH CHEMICALS Availability: In the manufacturer's stock Price on request - + Recommended 681386 Paraoxon-ethyl, 100mg Price on request 2610.22-10UG 3,4-Dihydrobenzo[ghi]perylene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 16310-65-9 Price on request 59284 Potassium (K) Price on request