Reference materials

News and Updates

Supplementing Chromium Measurements in Dietary Materials

September 29, 2020

What: A unit of SRM 3279 consists of five pouches of powdered material derived from chromium dietary supplements Why: This SRM is critical for benchmarking

The Genome Editing Consortium

August 20, 2020

Genome editing is the manipulation of the genetic material of a living organism by deleting, replacing, or inserting a DNA sequence, typically with the aim of

Green leafy material inside a graduated cylinder.

NIST to Help Labs Achieve Accurate THC, CBD Measurements

July 21, 2020

The National Institute of Standards and Technology (NIST) has launched a program to help laboratories accurately measure key chemical compounds in marijuana

Small Creatures, Big Health Impact!

May 12, 2020

What: RM 8037 is a reference material that consists of oil made from Antarctic krill. Each unit of RM 8037 contains three tins, each with approximately 4.5 mL

Projects and Programs

NIST Tools for Cannabis Laboratory Quality Assurance

The Chemical Sciences Division (CSD) at NIST is developing an integrated measurement services program for Cannabis (hemp and marijuana) to help ensure the

Genome in a Bottle

Consortium hosted by NIST and JIMB dedicated to authoritative characterization of benchmark human genomes. Sign up for General GIAB and Analysis Team email

Evaluation of Independent High-Precision Assay Procedures for a High-Purity Primary Standard Reagent

NIST assigns assay values for a suite of high-purity reagents using two techniques: coulometry and titrimetry. Coulometry is based on Faraday's Laws of

Development of SRMs 2668 and 3668 for Accurate Assessment of Exposure to Toxic Elements and Anions

As part of a multi-year interagency agreement between the National Institute of Standards and Technology (NIST) and the Centers for Disease Control and

Publications

Lessons From the NIST Micronutrients Quality Assurance Program for Vitamin C, 1993 to 2015: Sample Stability, Assay Reproducibility, and Use of Controls to Improve Comparability

November 11, 2020

Author(s)

David L. Duewer, Jeanice M. Brown Thomas, Katherine E. Sharpless, S A. Margolis

Vitamin C is a necessary micronutrient that is involved in many biological processes. In preserved human plasma and serum, vitamin C is most meaningfully

Certification of Standard Reference Material® 955d, Toxic Elements and Metabolites in Frozen Human Blood

October 15, 2020

Author(s)

Lee L. Yu, Karen E. Murphy, Colleen E. Bryan Sallee, Thomas W. Vetter, Robert C. Hagwood, George C. Caceres, Stephen E. Long, J M. Jarrett, M A. Franklin, J Castro Georgi, D M. Jones, Robert Jones, Z Li, Y L. Sommer, D S. Tevis, K Wallon, C D. Ward, M Maras, S Erdahl, C Gilmer, M Wermers, H Woldeysus, K F. Mehigan, M Morrissette, Christopher D. Palmer, Patrick J. Parsons

Standard Reference Material (SRM) 955d is intended for use in validating analytical methods for measuring toxic elements and mercury species in human blood, and

A Diploid Assembly-based Benchmark for Variants in The Major Histocompatibility Complex

September 22, 2020

Author(s)

Justin M. Zook, Justin M. Wagner, Chen-Shan Chin, Qiandong Zeng, Alexander Dilthey, Tobias Marschall, Mikko Rautiainen, Erik Garrison, Shilpa Garg

Most human genomes are characterized by aligning individual reads to the reference genome, but accurate long reads and linked reads now enable us to construct

DADS: The On-Line Dictionary of Algorithms and Data Structures

September 17, 2020

Author(s)

Paul E. Black

The Dictionary of Algorithms and Data Structures (DADS) is a publicly accessible dictionary of generally useful algorithms, data structures, algorithmic

Reference materials

News and Updates

Supplementing Chromium Measurements in Dietary Materials

The Genome Editing Consortium

NIST to Help Labs Achieve Accurate THC, CBD Measurements

Small Creatures, Big Health Impact!

Projects and Programs

NIST Tools for Cannabis Laboratory Quality Assurance

Genome in a Bottle

Evaluation of Independent High-Precision Assay Procedures for a High-Purity Primary Standard Reagent

Development of SRMs 2668 and 3668 for Accurate Assessment of Exposure to Toxic Elements and Anions

Publications

Lessons From the NIST Micronutrients Quality Assurance Program for Vitamin C, 1993 to 2015: Sample Stability, Assay Reproducibility, and Use of Controls to Improve Comparability

Certification of Standard Reference Material® 955d, Toxic Elements and Metabolites in Frozen Human Blood

A Diploid Assembly-based Benchmark for Variants in The Major Histocompatibility Complex

DADS: The On-Line Dictionary of Algorithms and Data Structures

Tools and Instruments

The Divergent Beam Diffractometer Laboratory

Color and appearance metrology facility

Reference transmittance densiometer

The Parallel Beam Diffractometer (PBD) Laboratory