Istanbul - Delayed Quote • TRY RTA Laboratuvarlari Biyolojik Urunler Ilac ve Makine Sanayi Ticaret A.S. (RTALB.IS) Follow Add holdings 2.9600 +0.0100 +(0.34%) As of 2:22:19 PM GMT+3. Market Open. Sustainability data is currently not available for RTALB.IS.