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Tygon bulbs for medicine droppers - Journal of Chemical Education

Tygon bulbs for medicine droppers. John L. Margrave. J. Chem. Educ. , 1953, 30 (12), p 623. DOI: 10.1021/ed030p623. Publication Date: December 1953...
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DECEMBER, 1953

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623

TYGON BULBS FOR MEDICINE DROPPERS JOHN I. MARGRAVE University of Wisconsin, Madison, Wisconsin

end was sealed by heating with an ordinary soldering iron fitted with a special tip designed to hold the tubing tightly closed while being heated. Droppers fitted with bulbs of this type have given good service in our student laboratories when used with a variety of common laboratory reagents-dilute and concentrated