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Lab Water System ON SALE NOW
Introducing the Polaris Lab Water Systems
High Purity Water Made In The USA.
Click here for more info.
Laboratory Water Systems Laboratory Process Filters Laboratory Equipment Water Treatment
APS TechNotes See all articles

Useful Water Purification Calculations

  • 1 gallon of water is approximately 8.33 pounds
  • 1 gallon = 231 cubic inches
  • 1 gallon = 3.785 Liters
  • 1 gallon = 3785 Mililiters
  • 1 cubic foot of water weighs approximately 62.4 lbs.
  • 1 cubic foot = 7.48 gallons  
  • 1 pound = 7000 grains
  • 1 pound = 453.6 grams
  • 1 gram = 15.43 grains
  • 1 gram per liter = 58.41 grains per gallon
  • 1 gram per liter = 1000 p.p.m.
  • 0.0171 grams per liter = 1 grain per gallon
  • 0.0038 grams per gallon = 1 part per million
  • 1 grain per gallon = 17.1 parts per million
  • 1 grain per gallon = 142.9 pounds per million gallons
  • 1 miligram per liter = 1 part part per million
  • 1 part per million = 0.058 grains per gallon
  • 8.33 pounds / 1,000,000 gallons = 1 part per million
  • 10,000 parts per million = 1%

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    Lab Water Deionizer




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    APS Polaris D2 Water System with Quality Meter
    APS Polaris D2 Water System with Quality Meter

    This dual housing is designed to provide 1 g.p.m. of ultrapure water exceeding ASTM and CAP Type II specifications.  

    Comparable to Barnstead D4521

    Operating Manual

    See all Polaris Systems Here


    PROUDLY MADE IN THE USA

    Dimensions :  18" W X 28" H X 6" D

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    APS Polaris D3 Water System with Quality Meter
    APS Polaris D3 Water System with Quality Meter

    This high capacity triple housing is designed to provide 1 g.p.m. of ultrapure water exceeding ASTM and CAP Type II specifications.  

    Operating Manual

    See all Polaris Systems Here


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    APS Polaris D1 Water System with Quality Meter
    APS Polaris D1 Water System with Quality Meter

    This compact single housing is designed to provide 1 g.p.m. of ultrapure water exceeding ASTM and CAP Type II specifications.  

    Comparable to Barnstead D4511

    See all Polaris Systems Here


    PROUDLY MADE IN THE USA

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    Operating Manual

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