Oil-free diaphragm vacuum pump, small positive and negative pressure adjustable pressure reducing laboratory, silent suction filter device, air pumping, negative pressure pump

Color

1000ml filter device, 2000ML filtration device, 500ml filter device, KM-15（15L负压款）, KM-15S（15L正负压款）, KM-15SC (15L positive and negative voltage model) rechargeable type, KM-15T（15L负压可调节款）, KM-25（25L负压款）, KM-25S（25L正负压款）, KM-25SC (25L positive and negative voltage model) rechargeable type, KM-25T（25L负压可调节款）, KM-40S（40L正负压款）, KM-40T（40L负压可调节款）

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