EPA Method 500 Internal Standard #6 Back Catalog number: 30169 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2411.11-K-IPX5 4-n-Pentylphenol-d16, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 1219805-40-9 Price on request DF-ST-A Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 682855 Thiram, 10.0 µg/ml, Acetone, 10ml Price on request