释义 |
reflectance spectrophotometry
reflectance spectrophotometry[ri′flek·təns ‚spek·trə·fə′täm·ə·trē] (spectroscopy) Measurement of the ratio of spectral radiant flux reflected from a light-diffusing specimen to that reflected from a light-diffusing standard substituted for the specimen. reflectance spectrophotometry
re·flec·tance spec·tro·pho·to·me·try (rĕ-flek'tăns spek'trō-fŏ-tom'ĕ-trē) A quantitative spectrophotometric technique in which light is reflected from the surface of a colorimetric reaction and is then used to measure the amount of the reaction product. |