ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] I have since used this procedure in attempts to remove the last traces of certain impurities from samples of refined tin*. A specimen of tin was heated in an evacuated silica tube at 1,000 C. for four hours, after which a spectrographic examination showed arsenic, antimony, lead and bismuth to ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/169792a0