Calibration Standard Mix 4 Back Catalog number: 52013A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11189.16-100-AN Desmethylmirtazapine hydrochloride,100 µg base/mL,acetonitrile,1mL Price on request 672913 Chlorimuron-ethyl, 100mg Price on request 70318 1,2,3,4-Tetrachlorobenzene, 1000µg/ml in MeOH, 1ml Price on request