EPA Method 8240A Matrix Spiking Standard Back Catalog number: 82410 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675944 D3-TFNG-OMe, 100 µg/ml, Acetonitrile, 1ml Price on request 682136 Piperine, 50mg Price on request 679166 13C,15N2-Nitrofurazone, 10mg Price on request