| 摘要 |
PROBLEM TO BE SOLVED: To provide a phosphoric acid automatic measuring device capable of improving durability against dirt in a sample, and reducing maintenance cost. SOLUTION: This solution measuring device equipped with a cleaning selector valve is characterized by being equipped with a cleaning tube provided on the cleaning selector valve, wherein cleaning fluid is stored at the measuring time, and the cleaning selector valve to be switched at the washing time so that carrier liquid pushes out the cleaning fluid in the cleaning tube to clean a detector. COPYRIGHT: (C)2005,JPO&NCIPI |
