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MilliporeSigma™ Direct-Q™ 5 Tap to Pure and Ultrapure Water Purification System

Provide Type I and Type III water from potable tap water with the Direct-Q™ 5 Tap to Pure and Ultrapure Water Purification System.

Supplier:  MilliporeSigma™ ZRQSVR500

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Catalog No. ZRQSVR500

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Ideal for laboratories that do not have easy access to pretreated water and need between 1 and 10 L of ultrapure water per day.

  • Produce Type 1 ultrapure water (18.2 Mωcm resistivity at 25°C and >10 ppb Total Organic Carbon) on demand directly from potable tap water
  • Available with a built-in 185 and 254nm UV lamp to produce low TOC water required by organic-sensitive applications
  • Produce Type 3 (Reverse Osmosis) water for basic lab applications at a flow rate of 3, 5, or 8L/hr at 15°C
  • Type 3 water is easily available from external 30/60 L reservoirs
  • Maintenance reduced to a single cartridge change once or twice a year
  • Alarm warning in case of a sudden drop in the quality of the product water
  • Dispensing adapted to different size laboratory glassware
  • Time-saving fixed volume dispense

  • Type 1 water for HPLC mobile phase preparation, sample dilution, buffer and cell culture media preparation, preparation of chemical solutions used with titrators, spectrophotometers and electrophoresis systems, preparation of culture media and reagents for molecular biology applications
  • Type 3 water for non-critical applications such as glassware washing or rinsing


UL listed


cUL listed



Greater than 99%
Greater than99%
Greater than96%
1 to 10 L
Reverse Osmosis Tap
Type 3
HPLC, GC, ILC and TOC analyses
>0.22μm, <1 Particulate/mL
29 cm
54 cm
38 cm
7.6 kg
100/240 V
UL, cUL, CE, ISO 9001, ISO 14001
Greater than99%
<0.1 CFU/mL
Pure Water Purification System
Direct-Q 5UV
11.4 in.
21.3 in.
15 in.
16.7 lb.
100/240 V 50/60 Hz
50/60 Hz
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