WP & DMRQA Nutrients #1 Back Catalog number: 55035 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8489.25 (1R,4aR,5aR,8aR,10aR)-1-(4-methylpentyl)-1,6,6,8a,10a-pentamethylperhydrophenanthrene, ca. 10µg/mL, Solvent-isooctane, Unit 0.25µL, # of units-1, Cas.no. Price on request 79346 Stirophos Price on request 82445 EPA Method 8260B Mix #5 Price on request