EPA Method 8240A Matrix Spiking Standard Back Catalog number: 82410 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95871 o-Xylene Price on request C082500 4-O-Caffeoylquinic Acid, 10mg Price on request 70541 Azinphos ethyl, 1000µg/ml in MeOH, 1ml Price on request