5. Drainage device:

5-1. Laboratory cup tank: PP one-piece molding, thickness 3m/m with elasticity, resistant to acid alkali, heat organic solvents. Dimensions: L260×W115×H147mm (NP01-1)

5-2 Recycler: PP injection molding, anti-siphon bottle recycler. 6.

6. Water supply unit:

6-1. Water supply koak: copper casting single-port water supply koak. 6-2.

6-2. Flow control valve: Copper control valve with ceramic valve center.

7. Gas supply unit:

7-1. Gas kock: cast copper single port gas kock.

7-2. Gas safety poppet valve: Copper surface is coated with acid alkali resistant paint to prevent acid alkali rust, the switch is made of safety poppet valve to strengthen the safety of use prevent accidental touching of the switch, which may cause danger.