| 摘要 |
PROBLEM TO BE SOLVED: To provide a measuring device of alkalinity in water that can be easily handled and operated and can be easily automated. SOLUTION: The measuring device of alkalinity in water includes a metering pipe 22 for metering a fixed amount of water to be inspected, a liquid-feeding means for feeding the water to be inspected in the metering pipe 22 to a closed measurement cell 31, a atmospheric open capillary 35 with a titration means 26, a pH measurement means 32, an agitation means 34, and an opening/closing valve V6, and a measurement cell 31 with a drain valve V7. |
