QC Standard 5 Back Catalog number: 52088 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12351.12-100-ME Mono-n-butyl phthalate-3,4,5,6-d4, 100µg/ml in MeOH, 1ml Price on request 680343 Pyrazoxyfen, 100 µg/ml, Acetonitrile, 1ml Price on request MBP-162 2,3,3',4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request