[ noun ] (chemistry) a chemical agent for use in chemical reactions
Used in print(Francis J. Johnston and John E. Willard, "The...)
Despite extensive attempts to obtain highly pure reagents , serious difficulty was experienced in obtaining reproducible rates of reaction .
Contrary to these expectations we have found it impossible to obtain the degree of reproducibility one would wish , even with extensive efforts to prepare especially pure reagents .
Liter quantities of Mallinckrodt , low sulfur , reagent grade carbon_tetrachloride were saturated with * * f and * * f and illuminated for about 50 hours with a 1000 watt tungsten lamp at a distance of a_few inches .