EPA Method 8270A - Mix #14 Back Catalog number: 82701 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11388.14-10MG (±)-Naproxen-d3 (?-methyl-d3),neat,neat,10mg, Price on request 91968 Aroclor 1242 Price on request 674677 D4-Salicylic acid, 100mg Price on request