Merck Millipore RiOs 8 Water Purification System
| Origin | France |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | RiOs 8 |
| Price | Upon Request |
Overview
The Merck Millipore RiOs 8 Water Purification System is an integrated, compact benchtop unit engineered to produce consistent Type III (ISO 3696 / ASTM D1193 Grade III) laboratory-grade purified water directly from municipal tap water. Utilizing a multi-stage purification architecture—comprising pre-filtration, high-efficiency reverse osmosis (RO), and post-RO polishing—the system delivers stable flow rates of up to 8 L/h (±15%) with optimized water recovery and minimal operational overhead. Its design emphasizes reliability in continuous operation across core laboratory support functions, including glassware rinsing, autoclave and humidifier feed, and as pretreatment for downstream ultrapure water systems such as Milli-Q® platforms. The RiOs 8 operates under fully integrated hydraulic and electronic control, with all critical parameters monitored in real time and displayed on an intuitive backlit LCD interface.
Key Features
- Plug-and-play installation with factory-installed prefilter cartridge containing three complementary purification media (sediment, activated carbon, and scale inhibitor)
- Self-maintainable RO membrane module with quick-release housing—no specialized tools required for routine servicing
- Advanced RO loop featuring high-recovery circuitry that reduces wastewater generation by up to 50% compared to conventional single-pass RO configurations
- Optional 185/254 nm dual-wavelength UV lamp for enhanced microbial and TOC reduction in applications requiring low-bioburden water
- Compact footprint (45.7 × 25.5 × 31.5 cm) suitable for space-constrained lab environments; operating weight of 14 kg (31 lb)
- Full-system control via ergonomic membrane keypad with backlighting; real-time display of flow rate, pressure, conductivity, and maintenance alerts
Sample Compatibility & Compliance
The RiOs 8 is validated for use with standard municipal potable water supplies meeting local regulatory requirements (e.g., WHO Guidelines for Drinking-water Quality). It is not intended for feedwater containing excessive hardness (>300 ppm CaCO₃), free chlorine >2 ppm, or turbidity >1 NTU without upstream conditioning. The system complies with UL 61010-1 (Laboratory Use Electrical Equipment, File E216983), EU directives 2014/30/EU (EMC) and 2014/35/EU (LVD), and is manufactured in facilities certified to ISO 9001:2015 and ISO 14001:2015. While the RiOs 8 itself does not generate ultrapure water, its output meets ISO 3696:1987 Type III specifications—conductivity ≤ 5 µS/cm at 25 °C, total oxidizable carbon (TOC) < 200 ppb, and bacterial count < 10 CFU/mL—making it suitable for non-critical analytical and preparative workflows.
Software & Data Management
The RiOs 8 operates via embedded firmware with no external PC dependency. All operational logs—including daily flow totals, filter service intervals, RO pressure differentials, and UV lamp runtime—are stored internally and accessible through the front-panel interface. While the system lacks Ethernet or USB connectivity, its event-driven maintenance prompts support GLP-aligned documentation practices. For laboratories implementing 21 CFR Part 11 compliance, the RiOs 8 may be integrated into broader facility-wide water monitoring networks using third-party SCADA-compatible analog outputs (0–10 V or 4–20 mA) for conductivity and flow. Audit trails are maintained via timestamped service records logged upon cartridge replacement or system reset.
Applications
- Routine laboratory glassware washing and final rinse cycles
- Feed water for steam sterilizers (autoclaves), washer-disinfectors, and environmental chambers
- Pretreatment source for Milli-Q® and other ultrapure water systems requiring consistent, low-ionic-load input
- General-purpose buffer and reagent preparation where Type III water is specified per ISO 3696 or CLSI EP22-A2 guidelines
- Non-GMP cell culture media preparation (when paired with appropriate end-point filtration)
- Instrument feed for HPLC mobile phase reservoirs, spectrophotometer cuvette rinsing, and pH meter calibration
FAQ
What feed water quality is required for optimal RiOs 8 performance?
Municipal tap water with residual chlorine ≤ 2 ppm, hardness ≤ 300 ppm CaCO₃, and turbidity ≤ 1 NTU is recommended. Pre-treatment (e.g., softening or dechlorination) may be necessary in regions with aggressive feedwater profiles.
Can the RiOs 8 be connected to a central water distribution loop?
No—it is designed exclusively as a point-of-use system with gravity-fed or low-pressure pump-assisted delivery. Integration into pressurized loops requires external booster pumps and pressure regulation.
How often must the prefilter cartridge be replaced?
Typically every 6 months under normal usage (≤ 120 L/day), though replacement frequency depends on feedwater quality and is indicated by the system’s pressure differential alarm.
Does the RiOs 8 include data export capability?
No native digital export functionality is provided. Data logging is limited to on-device display and manual recording; external data acquisition requires analog signal interfacing.
Is the RiOs 8 compliant with pharmacopeial water standards (e.g., USP )?
No—USP Purified Water requires conductivity ≤ 1.3 µS/cm and microbial limits not achievable by Type III systems. The RiOs 8 meets ISO/ASTM Type III specifications only.
