THE chromatographic procedure used in this work is as follows: Whatman paper No. 1 cut into 25 cm. × 1 cm. strips. Solutions to be determined (50 per cent by vol. hydrochloric acid) are taken from ...
Bishop and Liebmann 1 have described the quantitative separation of zinc from soldering alloys by chromatography on cellulose columns followed by polarographic estimation. We employ a similar method ...
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