EPA Method 525 - PAH Standard Back Catalog number: 19062 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673102 Riboflavin, 250mg Price on request S-4276-30-IO S-4276Methylnaphthalenes Compound Prod.no. CAS no. Batch Purity Grav. conc. 1,2,3-Trimethylnaphthalene 0700.13 879-12-9 1340 94.2 % 30 ppm 1,2,4-Trimethylnaphthalene 0701.13 2717-42-2 2385 >99.5 % 30 ppm 1,2,5-Trimethylnap Price on request 8708.12-10MG Decachlorobiphenyl, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 2051-24-3 Price on request