Lanthanides - Multi-Element Solution 2 Back Catalog number: 52134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-1613CSL Extended Calibration/Low Level Solution , 500ul, nonane Price on request 675102 n-Decylbenzene, 100mg Price on request 32852 EPA Method 551 - Disinfection By-Products Price on request