共 50 条
- [21] SPECTROPHOTOMETRIC DETERMINATION OF SMALL AMOUNTS OF SCANDIUM AND YTTRIUM IN EACH OTHERS PRESENCE ZHURNAL ANALITICHESKOI KHIMII, 1971, 26 (08): : 1505 - +
- [22] SYNTHESIS AND STUDY OF PHENYLOXYACETATE PROPERTIES OF RARE-EARTH ELEMENTS OF YTTRIUM SUBGROUP ZHURNAL NEORGANICHESKOI KHIMII, 1972, 17 (06): : 1509 - &
- [23] MAGNETIC-PROPERTIES OF RARE-EARTH ELEMENTS SELENIDES OF YTTRIUM SUBGROUP DOPOVIDI AKADEMII NAUK UKRAINSKOI RSR SERIYA A-FIZIKO-MATEMATICHNI TA TECHNICHNI NAUKI, 1976, (11): : 1041 - 1045
- [24] SELECTIVE DETERMINATION OF COBALT IN STEELS, ALLOYS, AND MINERALS BY SPECTROPHOTOMETRIC TITRATION INDUSTRIAL LABORATORY, 1985, 51 (08): : 696 - 697
- [25] SIMULTANEOUS SPECTROPHOTOMETRIC DETERMINATION OF COPPER, NICKEL AND COBALT IN SOME ALLOYS INDIAN JOURNAL OF TECHNOLOGY, 1971, 9 (10): : 396 - &
- [30] ION-EXCHANGE CONCENTRATION OF CERIUM-SUBGROUP ELEMENTS FROM PURE YTTRIUM JOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1977, 32 (05): : 712 - 716