Instrument Standard 6 Back Catalog number: 53083 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674515 PSA-C18-Mix 2 Price on request 8498.20-25-T 1,2,3,4-Tetrahydro-3,4-dimethylchrysene, 25µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request 91110 EPA Method 507Mix #8, 100µg/ml in Aetone, 1ml Price on request