Drying Sillca Gel in a Microwave Oven l i k e many lalmatorrea, we o f t m hake to dry exhawfed ailirn grl, a d th13 usually tnkes many hours in a drying own. T h e ofhrr day we were in a hurry, so a lhyer 01 ~ryrta1.rwas plnrrd in a beaker and put m the microwave oven. After one minuteon f h r highsetting muat u f t h r pinkcrystals had turned n brilliant b l u e . T h i s r a i s e s t h ~possibility ofdryinguther solid drying agents or activating silica gel T L C plates in the same way, b u t we have made n o systematic study.
J.M. Brand J. S. S. Gray Department ol Biochemistry and Microbiology University ol Fort Hare Alice. Ciskei South Africa
Volume 62
Number 12
D e c e m b e r 1985
1125
