DP Diagnostic Products

Diagnostic Products Corporation (NYSE:DP) announced today the declaration of a quarterly cash dividend of $.07 per share of Common Stock payable August 16, 2005 to shareholders of record on August 1, 2005. Founded in 1971, Diagnostic Products Corporation (DPC) is the global leader dedicated exclusively to immunodiagnostic testing. The Company's product menu includes over 75 immunoassays for medically important substances and over 365 specific allergens and allergy panels. DPC also designs and manufactures automated laboratory instrumentation which provides fast, accurate results while reducing labor and reagent costs. DPC sells its products to hospitals, clinics and laboratories domestically and in over 100 countries.