The cryoscopic formula by different deduction methods are discussed. The different results are based on the different substitutional relations which are analysed on the base of thermodynamic theory.

• 本文探讨了用不同方法推导的凝固点降低公式的差别；指出推导结果的不同来源于不同的代换关系.；并从热力学理论上对其进行了判别和辨析