化学课上，老师讲到了盐类化合物。
硝酸银是一种盐类化合物。
采用硅藻岩粉末或者与盐类化合物 粉末按照一定比例混合而成。
The water negative ion powder is produced through mixing diatomite powder and salt compound powder in certain proportion.
本发明提供一种三联苯桥联双苯并咪唑季铵盐类化合物有机发光材料、制备方法及应用。
The invention provides an organic luminescent material, i. e. a terphenyl bridged-bis-benzimidazole quaternary ammonium compound, a preparation method and application thereof.
本发明提供一种三联苯桥联双苯并咪唑季铵盐类化合物有机发光材料、制备方法及应用。
The invention provides an organic luminescent material, i. e. a terphenyl bridged-bis-benzimidazole quaternary ammonium compound, a preparation method and application thereof.
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