# Rapid determination of tannin in Danshen and Guanxinning injections using UV spectrophotometry for quality control

> Research article (Journal of Innovative Optical Health Sciences, 2018) · cited 11× · AI/ML

**Wikidata**: [openalex:W2888875071](https://www.wikidata.org/wiki/openalex:W2888875071)  
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