ICP-MS Calibration Standard Back Catalog number: 50197 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10591.12-1G Tri-n-butyltin hydride Price on request 673846 Chlormequat chloride, 10.0 µg/ml, Water, 10ml Price on request PAH-LCS-B PAH Labelled Compound Solution, 1.2ml, isooctane Price on request