EPA Method 614 - Analytes Back Catalog number: 40011 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0847.29-100-IO (24R)-24-Methylcholest-4-ene and (24R)-24-Ethylcholest-4-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 79897-60-2 / 71609-17-1 Price on request 50731 ICP Mix Price on request 10932.14-K-IO n-Pentyltri-n-propyltin,1000 µg/mL,isooctane,1mL, Price on request