. Pathological technique; a practical manual for workers in pathological histology and bacteriology. Fig. 6.—Minot rotary microtome (International Equipment Co., Cambridge, Mass.). Paraffin should be melted and decanted or filtered beforeuse, as it often contains foreign material. When hot, it runsthrough an ordinary filter without trouble. A hot-waterjacket to the funnel is not at all necessary. Centrifuge.—This instrument is of great use in obtainingquickly the sediment from various fluids, including blood andurine, and also for sedimenting and washing the red blood-corpuscles used in the Wa
. Pathological technique; a practical manual for workers in pathological histology and bacteriology. Fig. 6.—Minot rotary microtome (International Equipment Co., Cambridge, Mass.). Paraffin should be melted and decanted or filtered beforeuse, as it often contains foreign material. When hot, it runsthrough an ordinary filter without trouble. A hot-waterjacket to the funnel is not at all necessary. Centrifuge.—This instrument is of great use in obtainingquickly the sediment from various fluids, including blood andurine, and also for sedimenting and washing the red blood-corpuscles used in the Wassermann and Noguchi serumtests. The electrically run instruments manufactured by theInternational Equipment Co., of Cambridge, Mass., can behighly recommended as well made, durable, and easy run- 26 PA THOL O GICAL TE CHNIQ UE. ning. Size I, type B, with 8-tube, 50 head will be foundvery Fig. 7.—Centrifuge, size i, type B, with 8-tube, 50 head manufactured bythe International Equipment Co. Vulcanised Fiber.—For mounting celloidin prepara-tions nothing is so poor as cork, although it has been in usefor years. The chief objections to it are that it does not fur-nish a rigid support to the imbedded object; that, unlessweighted, it floats in alcohol with the specimen downward;and that it yields a coloring material which stains both the
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Keywords: ., bookcentury1900, bookdecade1910, bookidpath, booksubjectpathology
