EPA Method 524.3 - Internal Standard Back Catalog number: 95488 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52161 CLP ICP-MS / Interferents B Price on request 11388.14-10MG (±)-Naproxen-d3 (?-methyl-d3),neat,neat,10mg, Price on request 3410.12-100 Flurochloridone, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 61213-25-0 Price on request