| 1. | Textiles - determination of ph of aqueous extract 纺织品.含水萃取物中ph值的测定 |
| 2. | Methods for determination of ph of aqueous solutions 水溶液ph值的测定方法 |
| 3. | Paper board and pulp - determination of ph of aqueous extracts 纸纸板和纸浆水抽提液ph的测定 |
| 4. | Standard guide for ph of aqueous solutions of soaps and detergents 肥皂和洗涤剂水溶液ph值的标准测试方法 |
| 5. | Paper , board and pulps - determination of ph of aqueous extracts 纸纸板和纸浆.含水萃取物中ph值的测定 |
| 6. | Determination for ph of aqueous dispersions of polymers and copolymers 聚合物和共聚物水分散体ph值试验方法 |
| 7. | Paper , board and pulp tests . determination of ph of aqueous extracts 纸张纸板和纸浆试验.水提取物ph值的测定 |
| 8. | Standard test method for ph of aqueous solutions with the glass electrode 用玻璃电极测量水溶液ph值的标准试验方法 |
| 9. | Paper , board and pulps - determination of ph of aqueous extracts - hot extraction 纸纸板和纸浆.水提物ph值的测定.热萃取 |
| 10. | Surface active agents . determination of ph of aqueous solutions . potentiometric method 表面活性剂水溶液ph值的测定电位法 |