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Millipore and Barnstead Laboratory Water Filtration Need a New Laboratory Water System?
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APS TechNotes See all articles

Water Purification Calculators


We offer these calculators to help you evaluate and operate water treatment systems properly. We will be adding more as they are completed.

  • Percent Rejection Calculator  - For determining Reverse Osmosis membrane health.

  • Calculate Water Softener Capacity - Enter tank size and hardness.

  • Water Softener Selection Calculator - Selects proper water softener sizing and gives specs.







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