Hydro, Inc.

Water Purification Specialists

  • Home
  • News
  • Blog
  • Home
  • Profile
  • Products
    • Deionization
      • Service Deionization
      • Electronic Deionization
      • Auto Deionization
    • USP Pharmaceuticals
    • Reverse Osmosis
    • Laboratory Water
    • Hospitals
    • Industrial
    • University
    • Food/Beverage
    • Pumps
    • Ultraviolet Sterilization
    • Filtration/Softeners
    • Ozination
    • Tanks
    • Distillation
  • Services
  • Laboratory
  • USP
  • Hospitals
  • University
  • Industrial
  • Food/Beverage
  • Library
    • Conductivity & Resistivity Charts
    • Water Quality Standards
    • Earth’s Water Distribution
    • Hydrologic Cycle
    • Glossary
  • Contact Us
You are here: Home / Explanatory Dictionary / Grain Per Gallon

Grain Per Gallon

(gpg) a common basis for reporting water analyses in the U.S. and Canadaone grain per U.S. gallons equals 17.12 milligrams per liter or parts per million. one grain per British gallon equals 14.3 milligrams per liter or parts per million.

117 Merchants Park Drive
Hoschton, GA 30548
(706) 654-5333
Metro Atlanta
800-579-6869
Outside Metro Atlanta

© 2023 Hydro, Inc.
Water Quality Specialists

Definitioner

Parts Per Million
(ppm) a common basis for reporting the results of water and wastewater analyses, indicating the number of parts by weight of a dissolved or suspended constituent, per million parts by weight of water or other solvent. In dilute water solutions, one part per million is practically equal to one milligram per liter, which is the preferred unit.
Liter
the basic metric unit of volume; 3,785 liters equals 1 U.S. gallon; 1 liter of water weighs 1000 grams.
Grain
(gr.) a unit of weight equal to 1/7000th of a pound, or 0.0648 gram.
GPG
abbreviation for 'grain per gallon'.