EPA Method 507 - Internal Standard Back Catalog number: 19031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 36055 EPA Method 552.2 - Haloacetic Acids, 1000µg/ml in in MTBE, 1ml Price on request UFA-001S Methyl cis-9-hexadecenoate (C16:1), 10mg/ml in Heptane, 1ml Price on request 71540 2-Furaldehyde (Furfural) Price on request