Calibration Standard Mix 4 Back Catalog number: 52013A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676718 Serotonin hydrochloride, 100mg Price on request PCB-IS-A100 Mass-Labelled PCB Solution, 1.2ml x 100ng/ml, nonane Price on request MPFNA Perfluoro-n-[1,2,3,4,5-13C5]nonanoic acid, 1.2ml x 50ug/ml, methanol Price on request