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                  TECHNE CORPORATION DECLARES DIVIDEND


Minneapolis/February 5, 2013/ -- Techne Corporation (NASDAQ:TECH) announced
that its Board of Directors has decided to pay a dividend of $0.30 per share
for the quarter ended December 31, 2012.  The quarterly dividend will be
payable March 1, 2013 to all common shareholders of record on February 15,
2013.  Future cash dividends will be considered by the Board of Directors on
a quarterly basis.

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Techne Corporation has two operating subsidiaries:  Research and Diagnostic
Systems, Inc. (R&D Systems) of Minneapolis, Minnesota and R&D Systems Europe,
Ltd. (R&D Europe) of Abingdon, England.  R&D Systems is a specialty
manufacturer of biological products.  R&D Systems has three operating
subsidiaries, BiosPacific, Inc. (BiosPacific), located in Emeryville,
California, Boston Biochem, Inc., located in Cambridge, Massachusetts and R&D
Systems China Co. Ltd., (R&D China), located in Shanghai, China.  BiosPacific
is a worldwide supplier of biologics to manufacturers of in vitro diagnostic
systems and immunodiagnostic kits. Boston Biochem is a leading developer of
ubiquitin-related research products. R&D China and R&D Europe distribute
biotechnology products.  R&D Europe has two subsidiaries, Tocris Holding, Ltd
(Tocris) of Bristol, England and R&D Systems GmbH, a German sales operation.
Tocris is a leading supplier of reagents for non-clinical life science
research.

Contact:  Greg Melsen, Interim CEO, CFO
          Kathy Backes, Controller
          (612) 379-8854