这种水呈强碱性的。
更广义的范围包括碱土金属。碱是强碱性的，会使红石蕊试纸变蓝色；
More broadly, ammonium hydroxide (see ammonia) and soluble hydroxides of the alkaline earth metals are also called alkalies.
跟纯银胶相比，添加了金胶的混合金银胶体系能够有效的增强碱性品红分子的表面增强拉曼散射效应。
Compared with the pure silver colloids, it was found that the addition of gold colloids to silver sol could bring about the favorable effect on SERS behavior for adsorbed fuchsine basic.
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