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NIST Services & Products Available for Purchase | NIST
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href="/web/20220929103800cs_/https://www.nist.gov/sites/default/files/css/css_F6gPiYZ2N0W2Q0yj8GuqbAIPNv_j4NFQ7Q4ro7tuwas.css"/> <script src="/web/20220929103800js_/https://www.nist.gov/sites/default/files/js/js_-dbYZ4JxrJ1JstYSHl6hMbgz-yFcPPqDY0VSXVJZCIo.js"></script> </head> <body class="node-772016"> <a href="#main-content" class="visually-hidden focusable" data-elastic-exclude> Skip to main content </a> <div class="dialog-off-canvas-main-canvas" data-off-canvas-main-canvas> <!-- nist-index-ignore-start --> <section data-elastic-exclude class="usa-banner" aria-label="Official government website"> <div class="usa-accordion"> <header class="usa-banner__header"> <div class="usa-banner__inner"> <div class="grid-col-auto"> <img class="usa-banner__header-flag" src="/web/20220929103800im_/https://www.nist.gov/libraries/nist-component-library/dist/img/us_flag_small.png" alt="U.S. flag"> </div> <div class="grid-col-fill tablet:grid-col-auto"> <p class="usa-banner__header-text">An official 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These materials are used to perform instrument calibrations in units as part of overall quality assurance programs, to verify the accuracy of specific measurements and to support the development of new measurement methods.</p> </div> <div class="grid-col-3"> <ul><li><a href="https://web.archive.org/web/20220929103800/https://www.nist.gov/srm">Order an SRM</a>聽</li> <li><a href="https://web.archive.org/web/20220929103800/https://www.nist.gov/srm/about-nist-srms/srm-frequently-asked-questions">Frequently Asked Questions</a></li> </ul></div> </div> <h3><a href="https://web.archive.org/web/20220929103800/https://www.nist.gov/srd">Standard Reference Data</a></h3> <div class="grid-row grid-gap"> <div class="grid-col-9"> <p>For more than 50 years, NIST has developed and distributed Standard Reference Data in Chemistry, Engineering, Fluids and Condensed Phases, Material Sciences, Mathematical and Computer Sciences and Physics..</p> </div> <div class="grid-col-3"> <ul><li><a href="https://web.archive.org/web/20220929103800/https://www.nist.gov/srd/srd-catalog">NIST SRD Catalog</a></li> <li><a href="https://web.archive.org/web/20220929103800/https://www.nist.gov/srd/search-srd">Search SRD</a></li> </ul></div> </div> <h3><a href="https://web.archive.org/web/20220929103800/https://shop.nist.gov/">Calibration Services</a></h3> <p>The calibration services NIST provides help customers achieve the highest measurement quality and productivity. 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