Isofenphos Back Catalog number: 70717 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 80413 EPA Method 8040 - Surrogate Standard Mix Price on request 9842.3-10ML Pyruvic aldehyde, 40% solution in water, neat, Solvent-neat, Unit 10mL, # of units-1, Cas.no. 78-98-8 Price on request MBP-MO Mass-Labelled Mono-Ortho PCB Mixture, 5.00µg/mL in Nonane/8% toluene 1,2ml Price on request