[Studies on calculus bovis by FTIR-PAS].
This article reports the characteristics of different colour layers of Calculus Bovis by FTIR-PAS. It is unnecessary to treat the sample before analysis, and the sample can be reused after analysis. The method is fast accurate and easy to operate.
Zhao
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D000818:Animals; D001663:Bilirubin / Q000032:analysis; D002417:Cattle; D002793:Cholic Acids / Q000032:analysis; D005583:Fourier Analysis; D008419:Materia Medica; D013055:Spectrophotometry, Infrared / Q000379:methods
D002793:Cholic Acids; D008419:Materia Medica; D001663:Bilirubin