EPA Method 601 Internal Standard Back Catalog number: 19094 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 22023 CLP - Pesticide Surrogate Spike Solution Price on request 2127.12-K-IOX5 Arochlor 1248 , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 12672-29-6 Price on request 57013 Aluminum (Al) Price on request