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Ecological and phytochemical studies on the "miswak", salvadora persica l.
(
Qatar University
, 1984 , Article)
The "Miswak", which is produced from the stolons and branches of Salvadora persica is used as a substitute for ordinary tooth brushes. The use of "Miswak" has been recommended by Islam. It is endowed by several characteristics ...
A New Liquid Membrane Electrode For Selective Determination Of Caffeine
(
Qatar University
, 1984 , Article)
A new liquid membrane electrode for caffeine prepared from a solution of caffeine-picrylsulfonate ion-pair complex in n-octanol is developed. It exhibits Nernstian response in the range of 10'2 to lO^M caffeine with a ...