共 50 条
- [41] PHOTOMETRIC-DETERMINATION OF ARSENIC AND PHOSPHORUS IN HIGH-PURITY CHEMICALS FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1986, 323 (03): : 271 - 275
- [42] PHOTOMETRIC-DETERMINATION OF ANTIMONY IN HIGH-PURITY GOLD AND SILVER INDUSTRIAL LABORATORY, 1983, 49 (07): : 673 - 674
- [44] EXTRACTION-PHOTOMETRIC DETERMINATION OF MICROQUANTITIES OF VANADIUM IN STEEL INDUSTRIAL LABORATORY, 1981, 47 (04): : 321 - 323
- [45] DIBROMOTRICHROMINE AS REAGENT FOR EXTRACTION-PHOTOMETRIC DETERMINATION OF TITANIUM ZAVODSKAYA LABORATORIYA, 1973, (09): : 1043 - 1044
- [46] EXTRACTION-PHOTOMETRIC DETERMINATION OF MOLYBDENUM AS A COMPLEX TRIHYDROXYFLUORONATE ZHURNAL ANALITICHESKOI KHIMII, 1970, 25 (11): : 2139 - +
- [47] EXTRACTION-PHOTOMETRIC DETERMINATION OF PERBROMATE WITH BRILLIANT GREEN JOURNAL OF ANALYTICAL CHEMISTRY OF THE USSR, 1981, 36 (12): : 1695 - 1697
- [48] SIMULTANEOUS EXTRACTION-PHOTOMETRIC DETERMINATION OF ANTIMONY AND THALLIUM UKRAINSKII KHIMICHESKII ZHURNAL, 1989, 55 (03): : 267 - 270
- [49] CHEMILUMINESCENT DETERMINATION OF COPPER IN ZINC AND IN HIGH-PURITY ALKALI INDUSTRIAL LABORATORY, 1965, 30 (11): : 1644 - &