TY - GEN AU - Blackburn, D H AU - Marinenko, R B C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1990-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.SP.260-112 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1990 TI - Standard Reference Materials ::Glasses for microanalysis / ER -