共 50 条
- [1] A SPECTRAL EMISSION ANALYZER OF NITROGEN IN ARGON INDUSTRIAL LABORATORY, 1993, 59 (06): : 583 - 587
- [3] SPECTRAL DETERMINATION OF MICROCONCENTRATIONS OF NITROGEN IN ARGON INDUSTRIAL LABORATORY, 1969, 35 (08): : 1133 - &
- [5] DETERMINATION OF ARGON OXYGEN AND NITROGEN BY GAS CHROMATOGRAPHY JOURNAL OF GAS CHROMATOGRAPHY, 1968, 6 (08): : 419 - &
- [10] A GAS ANALYZER FOR AUTOMATICALLY MEASURING SMALL CONCENTRATIONS OF NITROGEN IN ARGON BY THE SPECTROPHOTOMETRIC METHOD INDUSTRIAL LABORATORY, 1960, 26 (02): : 227 - 229