Calibration Standard Kit Back Catalog number: 52089 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676412 Methacycline hydrochloride, 100mg Price on request 3M118 2,3',4,4',5-Pentachloro-3-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request 678500 Quizalofop, 100 µg/ml, Acetonitrile, 1ml Price on request