MEMPHASYS LIMITED. — Major Shareholding Notification 2013

Jul 16, 2013

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FOR IMMEDIATE RELEASE

Substantial Shareholder Notice

Sydney, Australia 17[th] July 2013– NuSep (ASX:NSP) wishes to advice the market that the attached Form 603 Initial Substantial Shareholder notice has been received by the Company.

ENDS

For more information please contact:

Contact: Prakash Patel Managing Director +61 2 8415 7300

About NuSep

NuSep (ASX: NSP) is a publicly listed life sciences company that sells products into the global BioSeparations market. The company has offices in both Sydney Australia and Atlanta, USA.

With a 30 year heritage in biological separations, NuSep has forged a world class reputation for its innovative yet simple biological separation techniques based on its PrIME[1] technology. The PrIME technology has produced a number of world firsts including the world’s first IVF sperm separation device. In short NuSep has redefined the BioSeparations market through innovation and simplification.

NuSep’s world renowned research team has developed an extensive portfolio of patented products. In all, NuSep currently manufactures, distributes and sells 55 products to customers in the USA, Europe, Asia and Australia.

NuSep Products:

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• Gels – NuSep manufactures and sells precast gels including the innovative nUView Gels, which can be visualised 2 minutes after use.

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• Separation Instruments – NuSep has developed two unique biological separation instruments. The ProteomeSep can separate biological samples into 8 fractions for use in the proteomic market. The SpermSep separates sperm for fertility treatments such as IVF.

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• Biological Products – NuSep supplies research grade biological products manufactured using its unique separation technologies. These products include human IgG and Albumin .

1 PrIME stands for Pr eparative I solation by M embrane E lectrophoresis NuSep Holdings Ltd Postal Address 30 Richmond Rd P.O. Box 2202 Homebush NSW 2140 Homebush West NSW 2140

Contact Details Email info@nusep.com Telephone +61 2 8415 7300 Web www.nusep.com Facsimile +61 2 8415 7399 ABN 33 120 047 556

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For more information about NuSep please visit the company’s website www.NuSep.com

About PrIME Biologics Pte Ltd

PrIME Biologics is a Singapore based biotech company that has developed a disposable therapeutic plasma manufacturing process based on NuSep’s PrIME Technology. NuSep has a 90% shareholding in PrIME Biologics. PrIME Biologics process is based on the Pr eparative I solation by M embrane E lectrophoresis (PrIME) technology developed by NuSep. PrIME provides disposable modular processing that is ‘electronically’ driven membrane fractionation.

The PrIME process increases product yields to over 90% relative to the existing process 50% while increasing product safety. The PrIME has been shown to remove virus, bacteria, endotoxins and prions which cause ‘Mad Cow Disease’. Further, PrIME Biologics process can produce multiple plasma products in hours compared to days, which is required by the current manufacturers.

The initial application for the PrIME process will be the Currently Unprocessable Plasma which represents approximately 50% of all the plasma collected in many Asian countries.