下列物质中属于纯净物的是请选择DCBA4~1@0M){(g;Q4r)z,M:c2R-U8[8{5v
A. 食用醋){(g;Q4r)z,M:c2R-U8[8{5v
B. 冰水){(g;Q4r)z,M:c2R-U8[8{5v
C. 冰红茶){(g;Q4r)z,M:c2R-U8[8{5v
D. 加碘盐){(g;Q4r)z,M:c2R-U8[8{5v