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| High-Purity Standards manufactures single and multielement standards of extremely high purity for the calibration of analytical instruments such as the AAS, ICP, ICP-MS and IC. HPS welcomes custom made mixtures from nanogram to milligram concentrations. Certified Reference Materials such as drinking, waste, and sea water, soils, sludges, biological products, and air filters are available for Q.C. and method development. Inorganic spectrometric standard solutions for calibrating, interference check, QC, CLP and TCLP for AAS, ICP, and ICP-MS prepared in subboiling acids; IC standards in H2O; custom made mixtures for AAS, ICP, ICP-MS and IC; single and multielement metallo-organic standards; simulated rainwater standards; certified reference materials such as soils, sludge, marine sediment, sugar, corn meal, milk powder and baby formula; matrix modifiers for GFAAS; and high-purity metals, salts, and oxides. |
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