| 1. | Water quality . determination of sulfides . iodometric method
水质.硫化物的测定.碘量法 |
| 2. | Municipal sewage . determination of sulfide
城市污水.硫化物的测定 |
| 3. | Lingener natural gas - determination of sulfur compounds - lingener combustion method
天燃气.硫化物的测定.林格聂尔 |
| 4. | Water quality - determination of sulfide - methylene blue spectrophotometric method
水质硫化物的测定亚甲基蓝分光光度法 |
| 5. | Water quality - determination of dissolved sulfide - photometric method using methylene blue
水质.可溶硫化物的测定.使用亚甲蓝光度测定法 |
| 6. | Lingener natural gas - determination of sulfur compounds - part 5 : lingener combustion method iso 6326 - 5 : 1989 ; german version en iso 6326 - 5 : 1997
天燃气.硫化物的测定.第5部分:林格聂尔 |
| 7. | Natural gas - determination of sulfur compounds - determination of hydrogen sulfide , mercaptan sulfur , and carbonyl sulfide sulfur by potentiometry
天燃气.硫化物的测定.用电势测定法对硫化氢硫醇式硫和硫化羰式硫的测定 |
| 8. | Natural gas - determination of sulfur compounds - part 3 : determination of hydrogen sulfide , mercaptan sulfur and carbonyl sulfide sulfur by potentiometry iso 6326 - 3 : 1989 ; german version en iso 6326 - 3 : 1997
天燃气.硫化物的测定.第3部分:用电势分析法对硫化氢, |
| 9. | Methods of test for orthoboric acid boric acid , diboron trioxide boric oxide , disodium tetraborates , sodium perborates and crude sodium borates for industrial use - determination of sulphur compounds in boric acid , boric oxide , disodium tetraborates and crude sodium borates
工业用硼酸氧化硼四硼酸二钠高硼酸钠与粗硼酸钠的试验方法.硼酸氧化硼四硼酸二钠和粗硼酸钠中硫化物的测定 |
