EPA Method 504 - EDB & DBCP Back Catalog number: 19211 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4252-ASS-IOX5 Aromatics Calibration Standards Kit (3 Internal Standard Version) 24 Analytes + 3 ISTD, each Vol.% as listed in isooctane; units: 5x1mL Set, one of each Std. 1-5 + opt. 1x1mL (Std. 6) To these calibration standards are 3 deuterated Internal Standards Price on request 30623 EPA Method 502 Aromatic Volatile Organics Price on request 10678.28-100-IO (24R)-24-Methylcholesta-3,5-diene Price on request