Andrzej Maczynski Solubility, Solubility data series About 100-500 mL (2) was placed in a glass cylinder and 10-50 mg of an insoluble indicator was added and (1) was microburetted until the indicator floated to form a colored thin layer on the cylinder wall 2-3 cm above the liquid layer. After each drop of (1), the mixture was vigorously mixed fr 0.5-1.5 min. The International Union of Pure and Applied Chemistry Korenman, I. M.; Aref'eva, R. P.; Patent USSR, 553 524, 1977. patent 142-82-5 1 C7H16 InChI=1S/C7H16/c1-3-5-7-6-4-2/h3-7H2,1-2H3 IMNFDUFMRHMDMM-UHFFFAOYSA-N 100.202 Heptane Not specified. 7732-18-5 2 H2O InChI=1S/H2O/h1H2 XLYOFNOQVPJJNP-UHFFFAOYSA-N 18.0153 Water not specified. Heptane with Water