共 50 条
- [33] PREPARATION OF HIGH-PURITY NICKEL AND COBALT FOR SPECTRAL ANALYSIS INDUSTRIAL LABORATORY, 1962, 28 (06): : 722 - 723
- [34] PREPARATION OF HIGH-PURITY BONE ASH FOR RADIOCHEMICAL ANALYSIS HEALTH PHYSICS, 1966, 12 (08): : 1199 - +
- [37] CONTRIBUTION TO PREPARATION OF HIGH-PURITY IRON ARCHIV FUR DAS EISENHUTTENWESEN, 1969, 40 (05): : 405 - &