ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The device consists of a hollow rubber ball (5 cm. diameter) with two rubber tubes at opposite poles, each tube being closed with a valve. One tube is tapered internally to grip pipettes of different sizes ; attached to this tube, between the valve and the tapered part, is a side-arm which also ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/166403a0
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