GC/MS Calibration Standard Mix #1 Back Catalog number: 43027 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C14950050 Metazachlor-oxalamic acid (OA), 10mg Price on request BRP-23456 Pentabromophenol, 1.2ml x 100ug/ml, toluene Price on request XA10333000ME Atrazine-2-hydroxy, 100µg/mL in MeOH, 1ml Price on request