| 1. | Specification of reliability for hydrologic instruments 水文仪器可靠性技术要求 |
| 2. | Essential technical terms and symbols for hydrologic instrument 水文仪器术语及符号 |
| 3. | General specification for hydrologic instrument safety requirements 水文仪器安全要求 |
| 4. | Directives for the grading of hydrologic instruments product quality 水文仪器产品质量分等细则 |
| 5. | General specification of signals and interfaces for hydrologic instruments 水文仪器信号与接口 |
| 6. | Primary parameter and general specification for hydrologic instrument 水文仪器基本参数及通用技术条件 |
| 7. | Basic conditions and methods of enviromental test for hydrologic instruments 水文仪器基本环境试验条件及方法 |
| 8. | General specification for hydrologic instruments - part 3 : basic performance and description method 水文仪器通则第3部分:基本性能及其表示方法 |
| 9. | General specification for hydrologic instruments - test regulation , mark , package , transportation and storage 水文仪器总技术条件检验规则及标志包装运输贮存 |