| 1. | Standard test method for sulfate ion in water 水中硫酸根离子的标准测试方法 |
| 2. | Removal method of so2 - 4 in production of calcium chloride 氯化钙生产中硫酸根的去除方法 |
| 3. | Determination of sulphate in cathode carbonate 阴极碳酸盐中硫酸根的测定 |
| 4. | General test method in salt industry - determination of sulfate ion 制盐工业通用试验方法硫酸根离子的测定 |
| 5. | Sulfate ion standard solution 硫酸根离子标准溶液 |
| 6. | A method of analysing sulphuric acid radical from polymerizing ferric sulphate 聚合硫酸铁中硫酸根的分析方法研究 |
| 7. | Determination of sulfate ion 硫酸根离子的测定 |
| 8. | The determination of the polysaccharides and sulfate radical of marine sponge tedania sp 多糖及其中硫酸根含量测定 |
| 9. | Adding waste ammonia liquid to brine to decrease so2 - 4 content in sea salt 用掺兑蒸氨废液的方法降低海盐中硫酸根含量 |
| 10. | Experiment conditions of edta - lead titrimetric determinating the sulfate radical in the water sample 铅滴定法测定水中硫酸根条件试验 |