Hydranautics SanRO ESPA2-4 Membrane

Product Description

SanRO membranes from Hydranautics provide reliable, sanitary membrane performance in USP Classified water systems. SanRO unique design eliminates “dead flow” areas - potential breeding grounds for bacterial growth - and ensures maximum ion removal with minimal fouling. SanRO-HS, and the new SanRO-HS2, provide all the benefits of SanRO in a heatsanitizable membrane, designed for sanitizing at 85°C. Users enjoy enhanced convenience by eliminating chemical handling and disposal concerns.


Membrane Type Description Element Performance System Performance
Permeate Flow and Rejection Applied Pressure psig (Mpa) Permeate TDS, PPM
% Rej
GPD (m³/d) GPD (m³/d)
SanRO CPA3 High Rejection Composite 10,500 (39.7) 2,600 (9.8) 99.7 195 (1.35) 7.4
SanRO ESPA2-4 High Rejection Energy Saver 13,000 (49.2) 3,300 (12.5) 99.7 165 (1.14) 9.5



Standard Operating Limits:
  • Configuration: Sanitary Spiral Wound
  • Membrane Polymer: Composite Polyamide
  • Maximum Applied Pressure, psi (MPa): 600 (4.14)
  • Maximum Pressure Drop per Vessel, psi (MPa): (0.41)
  • Maximum Pressure Drop per Membrane, psi (MPa): 10 (0.07)
  • Maximum Chlorine Concentration, PPM: <0.1
  • Maximum Operating Temperature, °F (°C): 113° (45°)
  • Operating pH Range: 3.0 - 10.0
  • Cleaning pH Range: 2.0 - 11.0



  • High volume pharmaceutical rinsing
  • Cosmetic formulations
  • Container rinsing
  • Cleaning of fermentation equipment, enzymes, polypeptides, blood products, antibiotics, clarification, desalting, concentration.
  • Buffer ex-change in the manufacture of proteins, and other biotechnology products.


[custom-documents] [/custom-documents]
(1 review) Write a Review
  • 5
    Great seller

    Posted by Abd A. on Mar 8th 2020

    An immensely optimum seller

Related Products