Siemens operates a Membrane Center of Excellence in Rockford, Illinois.  This center is dedicated to providing our customers with support for their membrane systems - from the largest inventory of stocked membranes through a comprehensive list of support services including membrane autopsies and membrane cleaning. 

Our Membrane Care Program^SM is a comprehensive program designed to maximize your membrane system investment.  The program includes recommended services which help keep reverse osmosis (RO) systems operating at peak performance and extended the effective operational life of those membranes.  

Part of our service offering includes laboratory analytical services - from inlet and outlet water analysis, to membrane autopsies and other destructive and non-destructive tests.  Membrane analysis assists in identifying fouling agent(s), proper cleaning techniques and proper pretreatment methods to prevent reoccurring fouling.

Non-Destructive Tests:
● External visual exam
● Bubble test- test physical integrity of the membrane envelope
● Membrane performance - flux, pressure and percent reject
● Analysis of cleaning solution

Destructive Tests:
● Internal visual exam
● Coupon testing of membrane surface
● Dye testing
● Metals analyses
● Digestion -ICP
● SEM EDX

Organic Analyses:
● FTIR Spectroscopy
● HPLC-FTIR and /or UV Spectroscopy
● Organic vs. inorganic foulants
● Chlorine oxidation of polyamide elements