Fe_{2}Cl_{6},12H_{2}O. --------------------------- Temperature. | Composition. --------------------------- -55° | ±2.75 -41° | 2.81 -27° | 2.98 0° | 4.13 10° | 4.54 20° | 5.10 30° | 5.93 35° | 6.78 36.5° | 7.93 37° | 8.33 36° | 9.29 33° | 10.45 30° | 11.20 27·4° | 12.15 20° | 12.83 10° | 13.20 8° | 13.70 --------------------------- Fe_{2}Cl_{6},7H_{2}O. --------------------------- Temperature. | Composition. --------------------------- 20° | 11.35 27·4° | 12.15 32° | 13.55 32.5° | 14.29 30° | 15.12 25° | 15.54 --------------------------- Fe_{2}Cl_{6},5H_{2}O. --------------------------- Temperature. | Composition. --------------------------- 20° | 11.35 12° | 12.87 20° | 13.95 27° | 14.85 30° | 15.12 35° | 15.64 50° | 17.50 55° | 19.15 56° | 20.00 55° | 20.32 --------------------------- Fe_{2}Cl_{6},4H_{2}O --------------------------- Temperature. | Composition. --------------------------- 20° | 11.35 50° | 19.96 55° | 20.32 60° | 20.70 69° | 21.53 72.5° | 23.35 73.5° | 25.00 72.5° | 26.15 70° | 27.90 66° | 29.20 --------------------------- Fe_{2}Cl_{6} (ANHYDROUS). --------------------------- Temperature. | Composition. --------------------------- 20° | 11.35 66° | 29.20 70° | 29.42 75° | 28.92 80° | 29.20 100° | 29.75 ---------------------------