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单词 pyrogallol
释义

Definition of pyrogallol in English:

pyrogallol

noun ˌpʌɪrə(ʊ)ˈɡalɒlˌpīrōˈɡalˌôl
mass nounChemistry
  • A weakly acid crystalline compound chiefly used as a developer in photography. Also called pyrogallic acid.

    Alternative name: 1,3,5-trihydroxybenzene; chemical formula: C₆H₃(OH)₃

    Example sentencesExamples
    • One unit of activity was determined as the amount of enzyme that inhibited the oxidation of pyrogallol by 50%.
    • Because of the tanning effect of catechol on emulsion gelatine, it has many of the properties of pyrogallol.
    • SOD was assayed by the pyrogallol method of Marklund and Marklund.
    • Catechol and pyrogallol may be substituted for hydroquinone, but are not as suitable.
 
 

Definition of pyrogallol in US English:

pyrogallol

nounˌpīrōˈɡalˌôl
Chemistry
  • A weakly acid crystalline compound chiefly used as a developer in photography.

    Alternative name: 1,3,5-trihydroxybenzene; chemical formula: C₆H₃(OH)₃

    Example sentencesExamples
    • Catechol and pyrogallol may be substituted for hydroquinone, but are not as suitable.
    • One unit of activity was determined as the amount of enzyme that inhibited the oxidation of pyrogallol by 50%.
    • SOD was assayed by the pyrogallol method of Marklund and Marklund.
    • Because of the tanning effect of catechol on emulsion gelatine, it has many of the properties of pyrogallol.
 
 
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更新时间:2024/11/11 9:48:45