TY - RPRT TI - Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory-Use of a modified ultrasonic nebulizer for the analysis of low ionic-strength water by inductively coupled optical emission spectrometry AU - Carl M. Harris AU - Charles J. Litteral AU - Donna L. Damrau PY - 1997 DO - 10.3133/ofr97382 UR - https://pubs.usgs.gov/publication/ofr97382 ID - ofr97382 ER -