caa a22 4500 465731643 CHVBK 20180323111743.0 cr unu---uuuuu 170327e19900301xx s 000 0 eng 10.1007/BF02060463 doi (NATIONALLICENCE)springer-10.1007/BF02060463 Determination of traces of tantalum in geological materials after preconcentration on a polyurethane foam sorbent [Elektronische Daten] [Xiong Zhaochun, Peng Zhengying, Sun Lingfang] The sorption of tantalum by PU foam is quantitative in 1.2M hydrochloric acid containing 0.135M ammonium fluoride, and can be used for preconcentration of traces in rocks, soils and sediments. Akadémiai Kiadó, 1990 Zhaochun Xiong Laboratory of No. 2 Regional Geological Surveying Party, Bureau of Geology Mineral Resources, Henan, Xuchang, Henan, (China) aut Zhengying Peng Laboratory of No. 2 Regional Geological Surveying Party, Bureau of Geology Mineral Resources, Henan, Xuchang, Henan, (China) aut Lingfang Sun Center of Rock and Mineral Analysis, Bureau of Geology and Mineral Resources, Jiangxi, Nanchang, Jiangxi, (China) aut Journal of Radioanalytical and Nuclear Chemistry Kluwer Academic Publishers 139/1(1990-03-01), 153-162 0236-5731 139:1<153 1990 139 10967 https://doi.org/10.1007/BF02060463 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/BF02060463 text/html Onlinezugriff via DOI NATIONALLICENCE 700 1- Zhaochun Xiong Laboratory of No. 2 Regional Geological Surveying Party, Bureau of Geology Mineral Resources, Henan, Xuchang, Henan, (China) aut NATIONALLICENCE 700 1- Zhengying Peng Laboratory of No. 2 Regional Geological Surveying Party, Bureau of Geology Mineral Resources, Henan, Xuchang, Henan, (China) aut NATIONALLICENCE 700 1- Lingfang Sun Center of Rock and Mineral Analysis, Bureau of Geology and Mineral Resources, Jiangxi, Nanchang, Jiangxi, (China) aut NATIONALLICENCE 773 0- Journal of Radioanalytical and Nuclear Chemistry Kluwer Academic Publishers 139/1(1990-03-01), 153-162 0236-5731 139:1<153 1990 139 10967 Metadata rights reserved Springer special CC-BY-NC licence nationallicence BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer