TY - GEN AU - Burke, R W AU - Messman, J D AU - Smith, M V AU - Colbert, J C AU - Mavrodineanu, R AU - Travis, J C C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1994-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.SP.260-116 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1994 TI - Standard Reference Materials:Glass filters as a standard reference material for spectrophotometry - selection, preparation, certification, and use of SRM 930 and SRM 1930 ER -