读了贵刊1987年第5期《“摩尔”的新含义及其在标准溶液计算中的应用》一文,收益不浅,学到了许多新的知识,为我们在制修订标准时提供了很好的经验。但是我们在实际运用中发现,计算中的换算因子(过去所称的常量项)有商讨的必要。如第四章《摩尔在标准溶液 Read your magazine No. 5 of 1987 “” Moore’s new meaning and its application in the standard solution calculation, “an article, the benefits of shallow, learned a lot of new knowledge, as we revised the standard provides a very good experience. However, in practical application, we find that there is a need to discuss the conversion factor in calculation (the constant term in the past). As Chapter IV ”Moore in the standard solution