Endothall Back Catalog number: 70504 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-8280CVS EPA Method 8280 Calibration Kit, 5 ampoules, nonane Price on request 1092.18-K-IO 2-tert-Butylanthracene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 18801-00-8 Price on request 0921.15-500-IO Guaiazulene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 489-84-9 Price on request