Trace Metals Kit Back Catalog number: 52091 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59906 Cations Std. Level 1 Price on request MET-11455A-100MG 1-(3-Chloro-4-methylphenyl)-3-methylurea, 100mg Price on request 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