EPA Method 524 & 624 - Internal Standard Back Catalog number: 19794 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52063 LFS Solution Kit Price on request 3197.11-K-IO 10-cis-Undecenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 112-38-9 Price on request 94192 EPA 525 Cal Mix 1 Price on request