- Gas needle can be opened and closed independently
- Lifting seat can be adjusted steplessly with one hand
Nitrogen Evaporators/Sample Concentrators
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- Independent blowpipes, without cross contamination
- Slot on each test tube hole, convenient for observing the concentration status of the sample in real time.
- Gas needle channel can be used in combination or individually
- High precision and wide range of temp. control.
- Lifting seat can be adjusted steplessly with one hand
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