EPA Method 551.1 Internal Standard Back Catalog number: 32103 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97278 Aliphatic Surrogate Standard Price on request L18000017CY Pesticide-Mix 17, 10 ng/µl, 10ml Price on request MI590-021 Reagent kit for Peroxide Value Mi490 (21 tests) Price on request