Interference Standard 1 Back Catalog number: 52039 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9432.21-100-AN trans-Permethrin (isomer mix) Price on request MICQC2B Total, Fecal & E. Coli WP QTA Price on request S-4493-SET EN 12916 Calibration Standards 4 Analytes, each concentration as listed in n-heptane; units: 4x1.5mL Certan® bottle, Calibration 1,2-Dimethylbenzene Fluorene Phenanthrene Standard g/100mL g/100mL Price on request