Anions Mix Back Catalog number: 50021 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0244.24-200-T Dibenzo[a,e]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 192-65-4 Price on request 33258 Dalapon acid Price on request 1505.30-100-IO (3 alpha(H)+3bß(H)),17ß(H),21ß(H)-3-Hydroxyhopane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 28196-47-6/ Price on request