HCHS00002
Manufactured by: Hynson, Westcott & Dunning, Baltimore.
Description: Colorimeter. Hinged wood box contains thirteen color standards of varying shades of pink in sealed glass ampules; each ampule is marked with a number from 5 to 50 (in steps of 5), 60, 80 and 100; the box also contains a small plain glass test tube marked "SP" and a wood comparison box with opaque glass plate and three holes for comparing sample and standards; paper label on lid is marked: "The Dunning Colorimeter -- for applying the Rowntree and Geraghty Renal Functional Test -- Hynson, Westcott & Dunning, Baltimore"; the paper label includes directions for use. 7 x 13 x 9 cm.
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