共 50 条
- [32] SPECTROGRAPHIC DETERMINATION OF IMPURITIES IN BORON-CARBIDE JOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1978, 33 (09): : 1346 - 1352
- [33] THE DETERMINATION OF IMPURITIES IN HAFNIUM BY EMISSION SPECTROGRAPHIC ANALYSIS SPECTROCHIMICA ACTA, 1959, 15 (3-4): : 293 - 293
- [34] SPECTROGRAPHIC DETERMINATION OF LOW CONCENTRATIONS OF IMPURITIES IN METALS JOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1976, 31 (01): : 146 - 149
- [35] SPECTROGRAPHIC DETERMINATION OF INORGANIC IMPURITIES IN QUINONE AND HYDROQUINONE INDUSTRIAL LABORATORY, 1968, 34 (04): : 525 - &
- [38] EFFECT OF HALIDE CARRIERS IN SPECTROGRAPHIC EXAMINATION OF TRACE IMPURITIES IN COPPER SPECTROCHIMICA ACTA, 1965, 21 (12): : 2051 - &