Edifenphos, 10 µg/ml, Acetonitrile, 10ml Back Catalog number: 677904 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-E200 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 59111 Metals Mix Price on request 41004 EPA Method 608Mix #4 Price on request