WEFTEC 2018 is going on now!

The D50 is a statistical measure of the particle size distribution in a slurry, also known as the median particle diameter. It’s the point where 50% of the particles are smaller and 50% are larger by weight.

Access to safe drinking water is a fundamental public health priority—and ensuring that water stays clean and uncontaminated as it moves through distribution systems is a critical part of that mission. That’s where NSF 61 certified pumps come in.

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