TY - JOUR AU - Richard Essex AU - Ross Williams AU - Kayron Rogers AU - Cole Hexel AU - Tashi Parsons-Davis AU - Kerri Treinen C2 - Talanta DA - 2021-01-26 00:01:00 DO - https://doi.org/10.1016/j.talanta.2020.121638 LA - en M1 - 221 PB - Talanta PY - 2021 TI - A new highly enriched 233U reference material for improved simultaneous determination of uranium amount and isotope amount ratios in trace level samples UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=930532 ER -