EPA Method 8091Mix #1 Back Catalog number: 80910 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59903 Revised Spiking Standard #2 Price on request 96585 Ephedrine Price on request 1435.12-1G 2-tert-Butyl-4-ethylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 96-70-8 Price on request