EPA Method 525 - Tuning Standard Back Catalog number: 30033 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended D3-N-MEFOSAA N-methyl-d3-perfluoro-1-octanesulfonamidoacetic acid, 50µg/ml in MeOH, 1,2ml Price on request HBDE-4005N-1MG 6-Hydroxy-2,2',4,4'-tetrabromodiphenyl ether, 1mg Price on request 50699A IC Standard 1A Price on request