DEF Back Catalog number: 79583 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C3257.15-K-IO Methyl 9-trans-tetradecenoate, 1000ug/mL in IO, 1m Price on request 19030 EPA Method 507 - Performance Check Solution Price on request 0305.17-200-T 4-Methylpyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3353-12-6 Price on request