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Reference materials

News and Updates

Indigestion? Try Some Ginger

What: SRM 3398 is a ground powder prepared from ginger rhizomes. A unit of SRM 3398 consists of 5 packets of material, each containing approximately 1.6 g of

Projects and Programs

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

Publications

Tools and Instruments

Reference transmittance densiometer

The Reference Transmission Densitometer (RTD) is the national reference instrument for standard diffuse visual transmittance density measurements for x-ray and