The application of chromatographic parameters in QSAR give rise to a new field, namely, quantitative retention-activity relationship (QRAR).
色谱参数在QSAR中的应用开辟了一个新的领域，即定量保留活性关系(QRAR)。
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METHODS Chromatographic and spectroscopic methods were used to isolate and identify the related substance in isepamicin, and antibacterial activity of two related substances was studied.