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- [1] DETERMINATION OF PHOSPHORUS IN MANGANESE SAMPLES BY INDUCTIVELY COUPLED PLASMA ATOMIC EMISSION-SPECTROMETRY FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1989, 335 (05): : 495 - 496
- [6] SIMULTANEOUS DETERMINATION OF TOTAL BORON, CALCIUM, COPPER, IRON, MAGNESIUM, MANGANESE, PHOSPHORUS, POTASSIUM, AND ZINC IN FERTILIZERS BY INDUCTIVELY COUPLED ARGON PLASMA EMISSION-SPECTROSCOPY JOURNAL OF THE ASSOCIATION OF OFFICIAL ANALYTICAL CHEMISTS, 1982, 65 (04): : 781 - 785