Wavelength,coloration time and amount of different components were studied.The best experimental conditions were given.The recovery rate was determined.

　
英 美
  • 對測定波長(cháng)、顯色時(shí)間及各種組分的用量進(jìn)行了考察，選擇了最佳的實(shí)驗條件，并進(jìn)行了回收率實(shí)驗。
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