Perchlorate Level 4 Back Catalog number: 59342 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10620.15-100-ME Metolachlor oxanilic acid, 100µg/ml in MeOH, 1ml Price on request MBP-159 2,3,3',4,5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request 94996A Fluorobenzene Price on request