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- [22] EXTRACTION-PHOTOMETRIC DETERMINATION OF PLATINUM IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII KHIMIYA I KHIMICHESKAYA TEKHNOLOGIYA, 1981, 24 (08): : 980 - 982
- [23] EXTRACTION-PHOTOMETRIC DETERMINATION OF SCANDIUM WITH THE REAGENT CHLOROPHOSPHONAZO-III JOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1982, 37 (04): : 467 - 471
- [24] EXTRACTION-PHOTOMETRIC DETERMINATION OF HAFNIUM WITH ANTIPYRINE AND ARSENAZO-III INDUSTRIAL LABORATORY, 1981, 47 (07): : 657 - 659
- [26] USE OF CHELATING REAGENTS IN EXTRACTION-PHOTOMETRIC DETERMINATION OF ELEMENTS WITH BASIC DYES ZHURNAL ANALITICHESKOI KHIMII, 1970, 25 (10): : 1845 - +
- [28] EXTRACTION-PHOTOMETRIC DETERMINATION OF GERMANIUM BY MEANS OF NITRODERIVATIVES OF PYROCATECHOL AND BASIC DYES ZHURNAL ANALITICHESKOI KHIMII, 1972, 27 (01): : 128 - +
- [29] SOLVENT EXTRACTION-PHOTOMETRIC DETERMINATION OF SILVER USING AN AZAMACROCYCLE AND RHODANINE DYES JOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1987, 42 (03): : 357 - 362
- [30] EXTRACTION-PHOTOMETRIC DETERMINATION OF LITHIUM IN IRON-CONTAINING MATERIALS UKRAINSKII KHIMICHESKII ZHURNAL, 1973, 39 (06): : 609 - 611