TY - GEN AU - Joylene W L Thomas AU - Yvonne A Branden AU - Robbin D Howard C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2003-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.SP.260e2003 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2003 TI - NIST Standard Reference Materials catalog February 2003: ER -