|Patent number||JP 2008249696 A|
|Publication status||Published - 16 Oct 2008|
Klimant, I., Leiner, M., & Tusa, J. (2008). Optical sensor for determining carbon dioxide in gaseous or liquid sample, comprises matrix comprising hydrophobic polymer and cationic species which does not interfere with indicator comprising pH-sensitive dye forming anionic species. (Patent No. JP 2008249696 A).