NSF Product and Service Listings

[1] Certified for 3 sq. m/L.
[2] Membranes are for municipal use only.
[3] Certification only includes the Ion Exchange Membrane Type 1, 2, 3, 6 and 10 and does
    not include spacers or any other parts.
[4] Only products bearing the NSF Mark on the product, product packaging, and/or
    documentation shipped with the product are Certified.
[5] Conditioning procedure:
    a) The Anion and Cation Exchange Membranes should be immersed in tap water for one night
    
       (minimum contact time 17 hours) before use in room temperature to ensure conditioning
    
       and swelling of the membrane. The tap or purified water volume/membrane are ratio is:
    
       16 L for 1 m2.
    b) Rinse the membranes with tap or purified water after conditioning and prior to
    cutting 
       and stack making.
       Flushing procedure:
    a) 15 min flushing with tap or purified water at 0.5 L/min/m2
    b) 30 min flushing with 0.5M NaCl at 0.5 L/min/m2
    c) 45 min flushing with tap or purified water at 0.5 L/min/m2
    3) Stabilisation procedure:
    a) Flush the stack including the membranes with feed water for 5-10 min
[6] Certified for a minimum daily flow of 605 liters per square meter.
[7] Conditioning Procedure:
    Membranes require preconditioning prior to usage. Both Anion and Cation Exchange
    membranes should be conditioned within 1 hour upon opening sealed bag.
    Each membrane should be immersed separately in 50°C tap or purified water at a ratio of
    4 liters per square meter of dry membrane. This should be repeated for seven days with
    50°C tap or purified water each time.
[8] Certified for a minimum daily flow of 740 liters per square meter.
[G] Product is Certified to NSF/ANSI 372 and conforms with the lead content requirements for
    “lead free” plumbing as defined by California, Vermont, Maryland, and Louisiana state
    laws and the U.S. Safe Drinking Water Act.