div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=use-of-phenol-in-determining-chromatographic-purityhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Use of Phenol in determining Chromatographic Purity loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentsusreader036viewer20220801075750681c1a28ab0f07aea552html5thumbnails1jpg width=140 height=200 divp© 1961 Nature Publishing Grouppdiv