共 50 条
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- [36] DETERMINATION OF THE COMPOSITION OF MULTIELEMENT COMPARISON SAMPLES FOR NEUTRON-ACTIVATION ANALYSIS OF HIGH-PURITY SUBSTANCES JOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1984, 39 (11): : 1652 - 1656
- [37] DETERMINATION OF CHROMIUM, IRON AND COBALT IN HIGH-PURITY NIOBIUM BY RADIOCHEMICAL NEUTRON-ACTIVATION ANALYSIS FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1980, 302 (04): : 269 - 274
- [38] NEUTRON-ACTIVATION ANALYSIS OF HIGH-PURITY SILVER USING HIGH-RESOLUTION GAMMA-SPECTROMETRY JOURNAL OF RADIOANALYTICAL CHEMISTRY, 1975, 26 (02): : 253 - 260
- [39] RARE-EARTH IMPURITIES IN HIGH-PURITY LANTHANUM OXIDE DETERMINED BY NEUTRON-ACTIVATION ANALYSIS JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY-LETTERS, 1992, 164 (05): : 321 - 325
- [40] SUBSTOICHIOMETRIC AND NONDESTRUCTIVE DETERMINATION OF TRACE IMPURITIES IN HIGH-PURITY OPTICAL GLASSES BY NEUTRON-ACTIVATION ANALYSIS JOURNAL OF RADIOANALYTICAL CHEMISTRY, 1975, 27 (02): : 329 - 344