EPA Method 8240A Matrix Spiking Standard Back Catalog number: 82410 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended K186000 Ketoconazole, 500mg Price on request 9689.0-120-5HC Descarbamoylgonyautoxin-2 and -3, 116+26.1µM, Solvent-HCl/AcOH(Aq), Unit 0.5mL, # of units-1, Cas.no. Price on request 8630.31-10UG 3ß,17ß(H),21 alpha(H)-3-Methylhopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 497938-96-2 Price on request