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- [22] EXTRACTION-PHOTOMETRIC DETERMINATION OF IRON(III) WITH CHLORIDE-IONS AND CATION GOLDEN-YELLOW-K UKRAINSKII KHIMICHESKII ZHURNAL, 1988, 54 (04): : 393 - 395
- [23] EXTRACTION-PHOTOMETRIC DETERMINATION OF IRON(III) BY MEANS OF INDANDION-1,3-CARBONIC-2-ACID METHYL-ESTER UKRAINSKII KHIMICHESKII ZHURNAL, 1982, 48 (12): : 1291 - 1292
- [24] EXTRACTION PHOTOMETRIC-DETERMINATION OF IRON(III) WITH SALICYLALDOXIME CURRENT SCIENCE, 1979, 48 (07): : 298 - 299
- [25] EXTRACTION-PHOTOMETRIC METHOD OF DETERMINING PHOSPHATE-IONS WITH IRON(III) NAPHTHENATE IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII KHIMIYA I KHIMICHESKAYA TEKHNOLOGIYA, 1981, 24 (07): : 830 - 833
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- [27] Formation of iron gallic acid complexes at different pH and determination of their stability constants Personal Computer World, 19 (22):
- [28] EXTRACTION-PHOTOMETRIC DETERMINATION OF MICROIMPURITIES OF COPPER, NICKEL AND IRON IN GADOLINIUM AND LEAD MOLYBDATES ZHURNAL ANALITICHESKOI KHIMII, 1974, 29 (03): : 446 - 449
- [29] EXTRACTION-PHOTOMETRIC DETERMINATION OF IRON IN SEA-WATER IN THE FORM OF THE COMPLEX OF THE FERROIN ION WITH PELARGONIC ACID JOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1980, 35 (12): : 1530 - 1534
- [30] EXTRACTION-PHOTOMETRIC DETERMINATION OF ERYTHROMYCIN WITH ACID DYES JOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1981, 36 (03): : 375 - 378