Multi-Element Internal Standard / Back Catalog number: 53319 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4174-SET Oxygenated Quantitative Calibration Mixtures (without Internal Standard) 4 Analytes, each Wt.% as listed in isooctane/xylene (65:35); unit: 5x10mL one of each Std. Analyte Analyte Std. 1 Std. 2 Std. 3 Std. 4 Std. Price on request EPA-513ISS Internal Standard Spiking Solution, 1.2ml, nonane Price on request 678825 Novaluron, 25mg Price on request