High-Purity Standards has proudly served the scientific community for the past twenty years with high quality spectrometric standards and reference materials for AAS, ICP, ICP-MS, GC, GC-MS and IC, and has now expanded our stocked reference materials to include ISO Guide 34 multi-component organic reference materials. Approximately one-half of High-Purity Standards business is in the preparation of custom blends and difficult to prepare special mixtures. In addition, we've expanded our Organics lab. It's now bigger and better to meet increased demand. Today, the company employs over 40 chemists, sales and shipping specialists. HPS is an internationally recognized manufacturer of analytical standards and certified reference materials sold to municipalities, research labs, colleges, mining operations, chemical and pharmaceutical producers around the globe. HPS is also recognized as a Women's Business Enterprise by the Women's Business Enterprise National Council (WBENC).High-Purity Standards has an on-going comprehensive product testing and quality certification program that has resulted in our meeting and exceeding a wide variety of industry quality standards created by the International Organization for Standardization: ISO 9001:2008, ISO/IEC 17025:2005 and ISO Guide 34:2009. More information is available in the Quality & Certification section.