Calibration Standard Mix 3 Back Catalog number: 52045 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 683690 Atrazine-desisopropyl-2-hydroxy, 10.0 µg/ml, Meth Price on request 676950 Alachlor OA, 100 µg/ml, Acetonitrile, 1ml Price on request 4M202 2,2',3,3',5,5',6,6'-Octachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request