共 50 条
- [33] SPECTROPHOTOMETRIC DETERMINATION OF FLUORIDE USING ZIRCONIUM-XYLENOL ORANGE JOURNAL AMERICAN WATER WORKS ASSOCIATION, 1969, 61 (06): : 311 - +
- [38] FLOW-INJECTION ANALYSIS - SPECTROPHOTOMETRIC DETERMINATION OF FLUORIDE IN RAINFALL JOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1990, 45 (03): : 329 - 333
- [40] RAPID SPECTROPHOTOMETRIC METHOD FOR DETERMINATION OF BROMINE IN SEAWATER AND IN ASH OF MARINE ALGAE HELGOLANDER WISSENSCHAFTLICHE MEERESUNTERSUCHUNGEN, 1972, 23 (01): : 32 - &