Andrzej Maczynski, Z. Maczynska Solubility, Solubility data series About 200-500 mL (2) was placed in a ground-joint glass cylinder and 20-50 mg of an insoluble indicator (dithizon, phenolphthalein, etc.) was added, and (1) was microburetted until the indicator floated to form a colored thin layer on the cylinder wall above the liquid layer. Blanks were made to determine the excess of (1). The International Union of Pure and Applied Chemistry Korenman, I. M.; Aref'eva, R. P.; Zh. Prikl. Khim. 1978, 51, 957-8. paper 108-88-3 1 C7H8 InChI=1S/C7H8/c1-7-5-3-2-4-6-7/h2-6H,1H3 YXFVVABEGXRONW-UHFFFAOYSA-N 92.1384 Toluene Not specified. 7732-18-5 2 H2O InChI=1S/H2O/h1H2 XLYOFNOQVPJJNP-UHFFFAOYSA-N 18.0153 Water not specified. Toluene with Water