na2hpo4

1

The dehydration reaction mechanism of Na2HPO4 · 12H2O phase change stored energy material was studied . The thermolysis reaction kinetics and some key data were obtained .

为了解Na2HPO4.12H2O相变储能材料脱水反应的过程和机理，对Na2HPO4.12H2O相变材料的脱水反应动力学进行了研究分析，得出了它们的热分解反应动力学方程和一些重要数据，为以后的研究提供一些依据。
2

And among the buffers , Na2HPO4 / NaH2PO4 gave good results ( optimal amt . 3 % based on the same above wt ) .

缓冲剂中Na2HPO4/NaH2PO4的效果较好，最佳用量为3%（对高质量浓度液态活性染料质量）。
3

The powder were mixed with 0.25M NaH2PO4 / Na2HPO4 solution . Its initial setting time was about 4 min , the final setting time was about 15 min.

采用0.25MNaH2PO4/Na2HPO4调和液调和，其初凝时间为4min，终凝时间为15min，满足临床手术要求。