EPA Method 500 Series Internal Std #4 Back Catalog number: 30003 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4175-SET Oxygenated Quantitative Calibration Mixtures (with Internal Standard) 5 Analytes, each Wt.% as listed in isooctane/xylene (65:35); unit: 5x1mL one of each Std. Analyte Analyte Std. 1 Std. 2 Std. 3 Std. 4 Price on request 2811.7-1G Methyl acrylamido glycolate methyl ether, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 77402-03-0 Price on request XA14410000IO Isodrin, 100 µg/ml in Isooctane, 1ml Price on request