含Ag抗菌双相不锈钢组织及抗菌性能研究

向红亮, 郭培培, 刘东

MICROSTRUCTURE AND ANTIBACTERIAL PROPERTIES OF Ag-BEARING DUPLEX STAINLESS STEEL

XIANG Hongliang, GUO Peipei, LIU Dong

表4 与菌液作用不同时间的各试样的抗菌率

Table 4 Antibacterial rates (R) of different specimens after different times in bacteria liquid

Specimen Bacteria count / (cfu?mL-1) R / % 3 h 24 h 3 h 24 h A1 1.90×105 >1.05×105 84.8 ＜91.6 A2 2.11×105 >1.10×105 83.1 ＜91.2 A3 1.93×105 >1.05×105 84.6 ＜91.6 B1 3.75×103 <10 99.7 ＞99.9 B2 1.75×104 <10 99.6 ＞99.8 B3 1.25×103 <10 99.9 ＞99.9 C1 1.00×104 <10 99.2 ＞99.9 C2 3.75×104 <10 99.4 ＞99.9 C3 2.50×103 <10 99.8 ＞99.9 D >1.10×106 1.04×106 ＜11.3 ＜16.7 316L 1.25×106 1.25×106 0 0