OK-EP20VF Laboratory Ultrapure Water Purifier - 20L/H Output with 18.2 MΩ·cm Resistivity for Research Applications
Advanced laboratory water purification system featuring reverse osmosis technology and ultra-purification column with original formula filler. This comprehensive solution processes tap water to produce both 18.2 MΩ·cm ultrapure water and RO pure water, meeting or exceeding international water quality standards including GB6682-2008, ASTM, CLSI, and ISO3696 specifications.
| Parameter | Specification |
|---|---|
| Model | OK-EP20VF |
| AC Voltage | 110/220V, 50/60Hz |
| Flow Rate | 1.5-2L/min |
| Output Capacity | 20L/h |
| Feed Water Requirements | Tap water, temperature 10-35°C, pressure 0.15-0.35MPa, TDS ≤200mg/L |
| Type 2 Pure Water Quality | Conductivity: 2-10μS/cm @25°C |
| Type 1 Ultrapure Water Quality | Resistivity: 18.25MΩ·cm @25°C, TOC: 1-3ppb, Bacteria: <1CFU/ml, Particle (>0.2μm): <1pc/ml |
| UV Treatment | Yes - UV lamp for bacterial spore removal |
| Ultrafiltration | Yes - Pyrogen removal |
| Dimensions | 410×300×500mm (L×W×H) |
| Weight | 30kg |
Standard configuration includes PP filter, activated carbon filter, reverse osmosis membrane, and ion exchange column. Additional spare consumables available separately.
- PP filter and activated carbon filter: Replace every 6 months
- Ion exchange column: Replace when resistivity ≤10MΩ·cm
- Organic and inorganic trace analysis
- Chromatography and mass spectrometry
- UV-visible spectrophotometry
- Microbiology research
- Media preparation and buffer solutions
- Chemical reagent preparation
- Glassware washing and rinsing
- Ultrafiltration equipment washing
Molecular biology, life science research, gene studies, tissue culture, in-vitro fertilization, bioengineering, animal and plant cell culture, DNA analysis, and monoclonal antibody research.
For capacities over 80L/h: RO+EDI integrated process available for higher water quality and stability, reducing operating costs by approximately one-third.
- Source water pressure control system (booster pump required when pressure <0.1MPa)
- Enhanced water treatment processor for surface water or well water with high impurities
- Manual and automatic water softener for well water with hardness exceeding standards (TDS>400μS/cm)
- Pure water stable pressure conveying system
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