Pyrex conductivity cell, accession no. 70
The device was designed by Theodore Shedlovsky and made by Otto Hopf for studying the conductance of more concentrated solutions. Pyrex is adequate, but again..
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Pyrex conductivity cell, accession no. 70
The device was designed by Theodore Shedlovsky and made by Otto Hopf for studying the conductance of more concentrated solutions. Pyrex is adequate, but again graded seals with Jena glass were necessary.
Photo by Lubosh Stepanek
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