EPA Method 1666Labeled Standard Back Catalog number: 82491 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9697.10-10MG 1,4-Dihydroxynaphthalene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 571-60-8 Price on request PCB-PAR-H Native PCB Solution, 1.2ml, nonane Price on request M293050 Methyl 12-Hydroxystearate, 1g Price on request