Subsurface Chemically Specific Measurement of pH Levels in Biological Tissues Using Combined Surface-Enhanced and Deep Raman.

Anal Chem · 2019 · PMC7006966 · PMID 31322859

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an apparent trendno p-value reported

An apparent trend is observed that as the signal-to-noise of the data decreases, that is, is recovered from deeper within the porcine tissue, there is a worsening of RMSEP of pH (from 0.09 to 0.23 pH units).

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