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Thermo Scientific™ Demineralizer Cartridges

Special resin dye changes color when cartridge is exhausted.

Manufacturer: thermo scientific™  EMDD8901

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Catalog No. S50915


Description & Specifications


Resin Type Cation and anion bed
Diameter (English) 0.3 in.
Diameter (Metric) 9.5mm
Product Type High-capacity Demineralizer Cartridge
For Use With (Application) Water purification
Capacity (English) 1725 grains as NaCl

Hose nipples on each end of these cartridges easily connect to your water supply with ordinary lab tubing (0.3 in. I.D. [9.5mm]). Resins in the deionization cartridge contain a special dye that changes color when the cartridge is exhausted.

High-Capacity Cartridge

  • Has a two-bed demineralizer with selected cation and anion resin beds
  • Delivers more liters per cartridge than mixed-bed types
  • Average resistance of effluent is 175kilohm·cm
  • Total ion-exchange capacity is 1725 grains (as NaCl)
UltraPure Cartridge
  • Produces high-resistance demineralized water from tap water
  • Increases purity of water from central demineralizer
  • Total ion-exchange capacity is 1200 grains (as NaCl), 849 grains (as NaCl) to 1 megohm·cm endpoint
  • pH is usually between 6.8 and 7.2
  • Water is largely free of silica and CO2