EPA Method 551.1 Surrogate Standard Back Catalog number: 30102 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677209 D8-Ciprofloxacin hydrochloride hydrate, 10mg Price on request 9187.16-100MG Diazepam-d5, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 65854-76-4 Price on request 0068.8-K-CY Bicyclo[3.3.0]octane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 694-72-4 Price on request