Metazachlor, certified, 0.1g Back Catalog number: C14950000 Availability: In the manufacturer's stock Price on request - + Recommended S-4187-SET EPA O-FID Quantitative Calibration Mixes (without Internal Standard) 4 Analytes, each Wt.% as listed in RFA Gasoline; unit: 5x10mL one of each Std. Analyte Std. 1 Std. 2 Std. 3 Std. 4 Std. 5 Price on request 59969 Anions Mix #2 Price on request 98912 o-Terphenyl Price on request