| 1. | Determination of tin content - polarographic method in hydrochloric acid - ammoninm chloride medium 氯化铵底液极谱法测定锡量 |
| 2. | The hydrochloric acid - sodium chloride supporting electrolyte polarographic method for the determination of lead content 氯化钠底液极谱法测定铅量 |
| 3. | The ammonium hydroxide - ammonium chloride supporting electrolyte polarographic method for the determination of zinc content 氯化铵底液极谱法测定锌量 |
| 4. | Determination of nickel content - polarographic method in dimethylglyoxime - sulfosalicylic acid - ammonium hydroxide - ammonium chloride system 氯化铵底液极谱法测定镍量 |
| 5. | Determination of cobalt content - polarographic method in dimethylglyoxime - sulfosalicylic acid - ammonium hydroxide - ammonium chloride system 氯化铵底液极谱法测定钴量 |
| 6. | Determination of cadmium content - hydrochloric acid - potassium iodide - tetraethyl ammonium bromide iodide medium polarographic method 四乙基溴碘化铵底液极谱法测定镉量 |
| 7. | Determination of nickel and cobalt content - ammonium hydroxide - ammonium chloride - sulfosalicylic acid - dimethyl glyoxime medium polarographic method 丁二肟底液极谱法同时测定镍量和钴量 |
| 8. | Determination of molybdenum and tungsten content - sulfuric acid - phenylhydroxyacetic acid - cinchonine - potassium chlorate medium polarographic method 氯酸钾底液极谱法连续测定钼量和钨量 |
| 9. | Methods for chemical analysis of tungsten ores and molybdenum ores . determination of tin content . polarographic method in hydrochloric acid - ammoninm chloride medium 钨矿石钼矿石化学分析方法盐酸-氯化铵底液极谱法测定锡量 |
| 10. | Methods for chemical analysis of tungsten concentrates - the hydrochloric acid - sodium chloride supporting electrolyte polarographic method for the determination of lead content 钨精矿化学分析方法盐酸-氯化钠底液极谱法测定铅量 |