Thermo Scientific MEGA-PURE 680 D440046 Series Operation Manual And Parts List page 7

vegetable decay and weak organic acids. Cartridge life is about 1500-
1800 gallons for most water supplies. Periodic testing is recommended
to determine life cycle for your application.
Approx. Cartridge Life =
*Expressed as CaCO3 equivalent.
Cartridge Capacity of 790 grains*
(for output above 16 megohm-cm)
Total dissolved solids in supply water
(expressed in grains*/gallon)
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NTRODUCTION
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