天海翼av,国产免费观看久久久久久不卡,99视频在线国产,最近中文字幕高清免费视频

1. 316L stainless steel and peek materials meet the needs of customers with different solvents;

2. Standard 1 / 16 ", 1 / 8" and K25 chuck connectors for easy connection;

3. The optical fiber flow cell is a standard SMA905 optical fiber interface, which is equipped with anti UV passivation optical fiber and coated with stainless steel;

4. Easy to disassemble and clean;