EPA Method 601 Internal Standard Back Catalog number: 19094 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 98613 Dacthal Price on request ALR-102S Diisononyl phthalate (Tech), 100µg/ml in MeOH, 1ml Price on request 93295 8270 NP Mix #1 Price on request