EPA Method 8240A Matrix Spiking Standard Back Catalog number: 82410 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12117.18-K-ME Clofibrate,1000 µg/mL,MeOH,1mL, Price on request 50112 Anion Mix #1 Price on request 50454 Nitrate & Nitrite as N Price on request