EPA Method 8270C Mix #27 Back Catalog number: 91006 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-D Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 9121.10-100-IO Limonene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 5989-27-5 Price on request 680341 Tributyl phosphate, 10.0 µg/ml, Cyclohexane, 10m Price on request