# Ultra-trace Cu isotope ratio measurements via multi-collector ICP-mass spectrometry using Ga as internal standard: an approach applicable to micro-samples

> Research article (Analytica Chimica Acta, 2018) · cited 24× · AI/ML

**Wikidata**: [openalex:W2801165819](https://www.wikidata.org/wiki/openalex:W2801165819)  
**Source**: https://4ort.xyz/entity/ultra-trace-cu-isotope-ratio-measurements-via-multi-collector-icp-mass-spectrometry-using-ga-as-internal-standard-an-app