div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader042vdocumentsmxreader042viewer2022020522575068181a28ab0f07ae94a3html5page1jpg target=_blank img data-url=a-rapid-method-for-the-determination-of-tetramethyl-lead-and-tetraethyl-leadhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: A Rapid Method for the Determination of Tetramethyl Lead and Tetraethyl Lead in Petrol loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader042vdocumentsmxreader042viewer2022020522575068181a28ab0f07ae94a3html5thumbnails1jpg width=140 height=200 adivp© 1961 Nature Publishing Grouppdiv