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CN-150 Suspended Sediment Collector

CN-150 is a new experimental instrument independently developed by Beiyu Instruments to measure the sand concentration in water.


1. Automatically decompress to open the filter cup soon after the suction filtration is finished.

2. Operation is convenient and fast at about 2 minutes for a single process, as it can automatically decompress and drain water in the real time of filtrating process.

3. Outfitted with imported special pump, CN-150 has a long lifespan no less than 6,000 work hours.

4. It is applied to rapidly handle water samples with various sand concentrations up to 20g/l, without blocking filter mouth.


Materials of the filter cup: aluminum alloy with plating, easy to clean, durable and corrosion resistant.

Filter membrane: CN-CA, pore diameter 0.45μm, membrane diameter 150-180mm with various size of filter cup available.

Pump: suction flow 3L/min, relative vacuum degree -27kPa