Product Description
DOW FILMTEC™ NF90 series nanofiltration membranes are designed for water softening and the removal of selected dissolved substances. They offer sodium chloride rejection of approximately 90–96% and magnesium sulfate rejection of over 98%. These membranes also help reduce nitrates, iron, and organic compounds such as pesticides, herbicides, and trihalomethanes (THMs).
Specifications
- Part Number: NF90-2540
- Alternative Part Number: 149982
- Membrane Features: Partial softening and removal of nitrates, iron, and organic compounds, including pesticides, herbicides, and THMs
- Applied Pressure: 70 PSI
- Permeate Flow Rate: 680 GPD (2.6 m³/day)
- Salt Rejection: >97%
- Product Type: Polyamide Thin-Film Composite
Operating Limits
- Maximum Operating Temperature: 113°F (45°C)
- Maximum Operating Pressure: 600 psig (41 bar)
- Maximum Feed Flow Rate: 6 GPM (1.4 m³/hr)
- Maximum Element Pressure Drop: 13 psig
- pH Range – Continuous Operation: 2–11
- pH Range – Short-Term Cleaning (30 min): 1–12
- Maximum Feed Silt Density Index (SDI): SDI 5
- Free Chlorine Tolerance: <0.1 ppm
Applications
- Production of municipal drinking water
No specific warranty information available at this time.
Reviews
There are no reviews yet.