TY - GEN AU - McKnight, Mary E AU - Byrd, W Eric AU - Roberts, Willard E AU - Lagergren, Eric S C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1989-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.IR.89-4209 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1989 TI - Methods for measuring lead concentrations in paint films: ER -