


INTRODUCTION
Commercial membrane elements are mainly applied to treatment of surface water, groundwater, municipal water, etc. with salinity less than 2000mg/L, which are widely used for vending machines, drinking equipment in office or residential site, and healthy labs pure water preparation.
SPECIFICATIONS & PARAMETERS
Model | Active Area ft 2 (m 2) |
Concentrate Channel Spacer mil |
Permeate Flow Rate GPD(m 3 /d) |
Stabilized Salt Rejection (%) |
Minimum Salt Rejection (%) |
ULP-4021 | 36(3.3) | 28 | 950(3.6) | 99.20 | 99.00 |
TEST CONDITION
Standard Test Conditions:
Solution | Temperature (°C) | pH | Operating Pressure psi(MPa) |
Recovery (%) |
1500mg/L NaCl | 25 | 7.5-8.0 | 150(1.03) | 8 |
Water Production Fluctuation Range: ±15%
Membrane Element Operating Limits:
Maximum Operating Pressure | 600 psi(4.14MPa) |
Maximum Feed Flow Rate | 3.6m3/h |
Operating Temperature Range | 45 ℃ |
Maximum Feed SDI 15 | 5.0 |
Free Chlorine Tolerance | 0.1mg/L |
pH Range, Continuous Operation | 3-10 |
pH Range, Short-Term Cleaning | 1-13 |
Maximum Element Pressure Drop | 15psi(0.1MPa) |
Product classification
Ultra Low Pressure RO Membrane Elements
Keywords



Ultra Low Pressure RO Membrane Elements
ULP-4021
Generally applicable to desalination treatment of surface water, groundwater, municipal water, etc., with salinity less than 2000mg/L. It can be widely used in small systems such as automatic water vending machines in communities or parks, drinking water equipment in office buildings, and pure water in medical laboratories.
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