共 50 条
- [32] POTENTIOMETRIC DETERMINATION OF SMALL AMOUNTS OF SULPHATE IONS AND LEAD IONS ZHURNAL ANALITICHESKOI KHIMII, 1971, 26 (10): : 1967 - +
- [36] DETERMINATION OF MICROGRAM AMOUNTS OF CHLORIDE IONS IN WATER INDUSTRIAL LABORATORY, 1964, 30 (02): : 196 - 198
- [39] SPECTROPHOTOMETRIC DETERMINATION OF SMALL AMOUNTS OF COPPER USING RUBEANIC ACID INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1945, 17 (04): : 239 - 240