The price and performance of an Agilent Technologies Cary 60 UV-Vis (ultraviolet-visible) absorption spectrophotometer, and a light emitting diode (LED) spectrophotometer for the determination of total fluoride (F<sup>−</sup>) by the sodium 2-(parasulfophenylazo)-1,8-dihydroxy-3,6-naphthalene disulfonate (SPADNS) method [36].
收藏NIAID Data Ecosystem2026-03-11 收录
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V0 = blank voltage.
创建时间:
2020-01-29




