TFNA, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 681202 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended EPA-1668IS Internal Standard Stock Solution, 1.2ml, nonane Price on request 674949 Anhydroerythromycin A, 2,5mg Price on request C14840000 Mecoprop-2,4,4-trimethylpentyl ester, 100mg Price on request