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以Na2O-B2O3-SiO2低膨胀玻璃为基础玻璃体系,用B2O3逐步取代SiO2,采用高温熔融法制备出低膨胀硼硅酸盐玻璃。通过红外光谱、扫描电......
Synthesis and Structural Characterizations of Ternary Iron(Ⅱ)Mixed Ligand Complex:Low Cost Materials
The reaction of the ligands,ethylenediaminetetraacetic acid terasodium salt(Na 4EDTA)and N—N heterocyclic diamines like......