国产乱色精品成人免费视频,国产婷婷色一区二区三区在线,八戒八戒午夜视频,国内精品视频一区二区三区八戒

荷蘭PalmSens Instruments BV
便攜式恒電位儀、電化學(xué)和生物傳感器用于實驗室和野外測試。
The aim of Palm Instruments is:
To provide developers of electrochemical sensors with portable, batterypowered and fully programmable electronic devices. This device can be modified according to specifications given by users.

To promote the use of electrochemical sensors outside dedicated laboratories, by supplying handheld instruments as well as specific electrochemical sensors.