GC/MS Calibration Standard Back Catalog number: 43026 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 PLAS-UV-014S-CN 2-(3-sec-Butyl-5-tert-butyl-2-hydroxyphenyl)benzotriazole, 1000µg/ml in AL, 1ml Price on request 673507 Chlorothalonil, 10.0 µg/ml, Ethyl acetate, 10ml Price on request