共 50 条
- [42] Enrichment method for trace amounts of rare earth elements using chemofiltration and XRF determination [J]. FRESENIUS JOURNAL OF ANALYTICAL CHEMISTRY, 2000, 368 (04): : 392 - 396
- [43] Enrichment method for trace amounts of rare earth elements using chemofiltration and XRF determination [J]. Fresenius' Journal of Analytical Chemistry, 2000, 368 : 392 - 396
- [44] DETERMINATION OF TRACE AMOUNTS OF SELENIUM IN COSMETIC DYES BY USING EXTRACTIVE - SPECTROPHOTOMETRIC METHOD WITH DIPHENYLHYDRAZINE [J]. CHEMIA ANALITYCZNA, 1980, 25 (02): : 203 - 207
- [49] A STANDARD ADDITIONS METHOD FOR THE MEASUREMENT OF SULFATE PRODUCED DURING THE DETERMINATION OF SULFUR FORMS IN COAL USING PERCHLORIC-ACID [J]. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1991, 202 : 55 - FUEL
- [50] DETERMINATION OF ACETIC-ACID PRODUCTION IN SHEEP RUMEN USING C-13 SODIUM-ACETATE [J]. JOURNAL OF ANIMAL PHYSIOLOGY AND ANIMAL NUTRITION-ZEITSCHRIFT FUR TIERPHYSIOLOGIE TIERERNAHRUNG UND FUTTERMITTELKUNDE, 1987, 58 (1-2): : 4 - 4