共 8 条
- [1] CARL MECKLENBURG, COMMUNICATION
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- [3] CERTIFICATION OF THE CONTENTS OF SOME HEAVY-METALS (CD, CO, CU, MN, HG, NI, PB AND ZN) IN 3 TYPES OF SEWAGE-SLUDGE [J]. FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1984, 318 (07): : 490 - 494
- [4] CERTIFICATION OF TRACE-ELEMENT CONTENTS (AS, CD, CO, CU, FE, MN, HG, NA, PB AND ZN) IN A FLY-ASH OBTAINED FROM THE COMBUSTION OF PULVERIZED COAL [J]. FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1983, 315 (01): : 20 - 25
- [5] CERTIFICATION OF THE CONTENTS OF SOME HEAVY-METALS (CD, CU, HG, NI, PB AND ZN) IN 3 TYPES OF SOILS [J]. FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1984, 318 (08): : 588 - 591
- [6] CERTIFICATION OF THE CONTENTS OF CADMIUM, COPPER, MANGANESE, MERCURY, LEAD AND ZINC IN 2 PLANT MATERIALS OF AQUATIC ORIGIN AND IN OLIVE LEAVES [J]. FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1983, 315 (03): : 193 - 196
- [7] ASSESSMENT OF METHODS OF ASSIGNING CERTIFIED VALUES TO REFERENCE MATERIALS [J]. FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1983, 316 (07): : 669 - 672
- [8] INSTRUMENTAL NEUTRON-ACTIVATION ANALYSIS AS A MEANS OF EVALUATION OF REFERENCE SAMPLE HOMOGENEITY [J]. JOURNAL OF RADIOANALYTICAL CHEMISTRY, 1979, 50 (1-2): : 179 - 184