545.812 SNELL, FOSTER DEC COLORIMETRIC METHODS OF ANALYSIS INCLUDING SOME TURBIDIMETRIC AND NEPHELOMETRIC / / F . D . SNELL & C . T . SNELL. - 3RD ED. - TORENTO: : D . VAN NOSTRAND,, 1953. 4 VOLS.. * CHEMICAL ANALYSIS - PHOLOMETRIC METHODS. COLORIMETRIC. NEPHELOMETRIC. TUBIDIMETRIC. * SNELL, CORNELIA T. * Title
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