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- [1] RAPID-DETERMINATION OF NIOBIUM IN OPTICAL-MATERIALS WITH HIGH PHOSPHORUS-CONTENTINDUSTRIAL LABORATORY, 1991, 57 (03): : 264 - 267PTUSHKINA, MNBARANOVA, IO
- [2] RAPID-DETERMINATION OF PHOSPHORUS IN MATERIALS WITH A HIGH PHOSPHORUS-CONTENT BY DIFFERENTIAL-PHOTOMETRIC BUTANOL METHODINDUSTRIAL LABORATORY, 1990, 56 (09): : 1053 - 1054SHKARAVSKII, YFLYNCHAK, KACHERNOGORENKO, VBBOIKO, LITASYBAEVA, SB
- [3] PHOTOMETRIC-DETERMINATION OF PHOSPHORUSJOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1984, 39 (03): : 377 - 380STUKALOV, YV
- [4] PHOTOMETRIC-DETERMINATION OF VANADIUM IN NIOBIUM COMPOUNDSJOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1983, 38 (10): : 1379 - 1381ANTONOVICH, VPSHELIKHINA, EISERBINOVICH, VVCHUKHRII, YP
- [5] PHOTOMETRIC-DETERMINATION OF TANTALUM IN THE PRESENCE OF NIOBIUMJOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1983, 38 (08): : 1100 - 1104AMELIN, VGCHERNOVA, RK
- [6] INDIRECT PHOTOMETRIC-DETERMINATION OF PHOSPHORUS IN TUNGSTEN-CONTAINING MATERIALSJOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1980, 35 (03): : 354 - 357CHKANIKOVA, OKIVANOV, VMDOROKHOVA, EN
- [7] Rapid determination of niobium in optical materials with high phosphorus contentIndustrial Laboratory (USSR) (English translation of Zavodskaya Laboratoriya), 1991, 57 (03):Ptushkina, M.N.Baranova, I.O.
- [8] PHOTOMETRIC-DETERMINATION OF TIN(IV) IN NIOBIUM PENTOXIDEINDUSTRIAL LABORATORY, 1990, 56 (04): : 391 - 392FLYANTIKOVA, GVLASOVSKAYA, ON
- [9] CHEESE AND PROCESSED CHEESE - DETERMINATION OF TOTAL PHOSPHORUS-CONTENT (PHOTOMETRIC-METHOD)MILCHWISSENSCHAFT-MILK SCIENCE INTERNATIONAL, 1983, 38 (07): : 403 - 405不详
- [10] PHOTOMETRIC-DETERMINATION OF ARSENIC AND PHOSPHORUS IN HIGH-PURITY CHEMICALSFRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1986, 323 (03): : 271 - 275ACKERMANN, GKOTHE, J