Microchem
Microscale Chemistry Experimentation for Teachers



1. Vials for heating on an electric hot plate
Vials produced and used for packing and safe application of sera are re-used for educational purposes since more than one decade: Students at Faculty of Education / Ain Shams Universität Cairo make their own kits to be trained for practical work at home, for their examinations and for their work at schools.
Left:  14 vials of 3 ml volume during heating on an electric hot plate protected by an aluminium cover.
Right:  5 vials of 5-8 ml volume are kept safely in a heating mantle.

Vials with nozzled closures for generating and collecting nitrogen oxides

Copyright: M.K.El-Marsafy       first published: 1989         last modification:  25.05.2001  back