共 50 条
- [31] CHEMICAL SEPARATION AND SPECTROGRAPHIC DETERMINATION OF TRACE AMOUNTS OF RARE EARTHS IN SAP MATERIAL .2. ENERGIA NUCLEARE, 1965, 12 (08): : 406 - &
- [33] NEW TECHNIQUE FOR DETERMINATION OF SMALL AMOUNTS OF CHLORIDE ZEITSCHRIFT FUR CHEMIE, 1977, 17 (04): : 147 - 147
- [34] USE OF FLAME SPECTRAL ANALYSIS FOR TRACE DETERMINATION ZEITSCHRIFT FUR CHEMIE, 1974, 14 (09): : 351 - 354
- [37] SPECTROFLUORIMETRIC DETERMINATION OF NANOGRAM AMOUNTS OF CADMIUM WITH BENZYL-2-PYRIDYLKETONE 2-PYRIDYLHYDRAZONE ANALYTICAL LETTERS PART A-CHEMICAL ANALYSIS, 1981, 14 (11): : 833 - 840
- [39] COPRECIPITATION OF TRACE AMOUNTS OF SILICON WITH ALUMINUM HYDROXIDE AND THE DETERMINATION BY FLAME ATOMIC ABSORPTION SPECTROMETRY QUIMICA NOVA, 2014, 37 (10): : 1624 - 1628