Hair analysis using proton induced X-ray emission techniques.
A reliable and non-destructive technique for determination of the absolute elemental concentrations, as well as their distributions along the length and across the diameter of a single hair strand is described.
D002118:Calcium / Q000032:analysis*; D004577:Electron Probe Microanalysis / Q000295:instrumentation / Q000379:methods; D006197:Hair / Q000032:analysis*; D006801:Humans; D013455:Sulfur / Q000032:analysis*
D013455:Sulfur; D002118:Calcium