EPA Method 8240A - Purgeable Surrogate Std Back Catalog number: 24002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11970.15-10MG (±)-Flurbiprofen,neat,neat,10mg Price on request SC-237106 Thymolphthalexon, 1g Price on request 673917 Chloridazon-methyl-desphenyl, 100 µg/ml, Acetonit Price on request