Media type: E-Article Title: The Paper Chromatography of pH Indicators Contributor: Lederer, Michael imprint: The American Association for the Advancement of Science, 1950 Published in: Science, 112 (1950) 2913, Seite 504-505 Language: English ISSN: 1095-9203; 0036-8075 Keywords: Technical Papers Origination: Footnote: