Selenium (Se) Back Catalog number: 56034 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12113.9-100-ME Dimetridazole-d3 (N-methyl-d3),100 µg/mL,MeOH,1mL, Price on request 1336.12-K-TX10 Acenaphthylene-d8, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 93951-97-4 Price on request 71829 2,4-Dichloronitrobenzene Price on request