EPA Method 632.1 Analytes Back Catalog number: 40047 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79366 Styrene oxide Price on request 52027 Alternate Interferents B Price on request 3145.18-K-IO 12-Hydroxystearic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 106-14-9 Price on request