TY - GEN AU - Myklebust, Robert L AU - Darr, Martha M AU - Heinrich, Kurt F J C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1974-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.75-675 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1974 TI - Evaluation of x-ray fluorescence analysis for the determination of mercury in coal: ER -