EPA Method 8260B Purgeable Internal Standard Back Catalog number: 28013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52064 Spiking Standard 1 Price on request 32065 EPA Method 502/524 High Conc VOC Mix #8, 2000µg/ml in MeOH, 1ml Price on request 50129 Fluoride (F-) Price on request