Spiking Standard 2 Back Catalog number: 53065 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0221.24-200-T Benzo[b]perylene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 197-70-6 Price on request UFA-038N cis-10-Pentadecenoic acid methyl ester, 100mg Price on request 79283 Aldrin Price on request