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buffer
has definitions from the fields of computer science,chemistry
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[ noun ] (chemistry) an ionic compound that resists changes in its pH
Used in print (M. Yokoyama et al., "Chemical and serological...)This buffer , pH 8.6 , was 0.005 M in * * f and 0.039 M in tris ( hydroxymethyl ) - aminomethane ( Tris ) . Each initially contained 1700 ml of buffer ; in the sphere was starting buffer and in the cone was final buffer , 0.50 M in both * * f and Tris , pH 4.1 . Each initially contained 1700 ml of buffer ; in the sphere was starting buffer and in the cone was final buffer , 0.50 M in both * * f and Tris , pH 4.1 . Each initially contained 1700 ml of buffer ; in the sphere was starting buffer and in the cone was final buffer , 0.50 M in both * * f and Tris , pH 4.1 . Paper_electrophoresis was carried_out on the concentrated samples in a Spinco model R cell using barbital buffer , pH 8.6 , ionic strength 0.075 , at room_temperature on Whatman 3 MM filter_paper . Related terms |
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[ verb ] add a buffer to; of solutions
Examples "buffered saline solution for the eyes" Used in print (M. Yokoyama et al., "Chemical and serological...)Fractions from the column which were to be subjected to analytical ultracentrifugation were concentrated by negative pressure dialysis and dialyzed for 16 hr in the cold against at_least 500 volumes of phosphate buffered saline , pH 7.2 , ionic strength 0.154 . (A. N. Nagaraj and L. M. Black, "Localization of...)After blotting_out most of the liquid around the sections , the latter were mounted in buffered glycerine ( 7 parts glycerine to 3 parts of PBS ) . The sections were then washed with PBS for 15 - 30_minutes and mounted in buffered glycerine . Sections of sweet_clover stem and root tumors were treated with 1 : 10 solution of * * f for 30_minutes , washed in buffered saline for 15_minutes , stained with * * f for 30_minutes , and washed for 15_minutes in PBS . Unstained sections mounted in buffered glycerine or sections treated only with NS or * * f did not show such green fluorescence . Related terms |
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[ noun ] an inclined metal frame at the front of a locomotive to clear the track
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[ noun ] a power tool used to buff surfaces
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[ noun ] (computer science) a part of RAM used for temporary storage of data that is waiting to be sent to a device; used to compensate for differences in the rate of flow of data between components of a computer system
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