| 单词 | spot plate |
| 释义 | > as lemmasspot plate spot plate n. Chemistry a plate (typically ceramic or plastic) bearing an array of small depressions in which spot tests can be performed. ΘΚΠ the world > matter > chemistry > equipment or apparatus > [noun] > miscellaneous apparatus bain1477 speculum1650 filtering paper1651 wheel-fire1662 filter paper1670 sun furnace1763 respirator1789 candle-ball1794 rectifier1822 candle-bomb1823 filter1823 oxyhydrogen blowpipe1823 shade1837 graduator1839 pipette1839 thistle funnel1849 pressure tube1852 ozonizer1858 dialyser1861 Liebig condenser1861 Sprengel pump1866 Sprengel tube1866 water softener1867 mercury pump1869 Bunsen burner1870 dialysator1877 test-mixer1877 tube-condenser1877 Kipp1879 reflux condenser1880 policeman1888 converter1889 pressure boiler1891 spot plate1896 hydrogen electrode1898 sampler1902 reactor1903 fume-chamber1905 Permutit1910 microburner1911 salt bridge1915 precipitator1919 Raschig ring1920 microneedle1921 titrator1928 laboratory coatc1936 spray tower1937 precipitron1938 ion exchanger1941 potentiostat1942 chemostat1950 Knudsen pipette1951 pH-stat1956 cryopump1958 1896 Proc. Colorado Sci. Soc. 5 205 The solution can be run in and tested on the spot plate with ferricyanide of potassium. 1937 J. W. Matthews tr. F. Feigl Spot Tests ii. 5 Spot plates are made from glazed porcelain, and usually contain 6–12 adjacent depressions of equal size that hold 0·5–1 c.c. of liquid. 2013 F. Bettelheim & J. Landesberg Lab. Exper. (ed. 8) xli. 495 Transfer 3 drops of each solution into separate depressions of a white spot plate. < as lemmas |
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