TY - GEN AU - Guttman, Charles M AU - Wallace, William E C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2010-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.SP.960-21 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2010 TI - NIST recommended practice guide ::molecular mass distribution measurement by mass spectrometry/ ER -