单词	diphenylamine
释义	diphenylamine /dʌɪˈfiːnʌɪləˌmiːn / /dʌɪˈfɛnɪləˌmiːn/ noun [mass noun] Chemistry A synthetic crystalline compound with basic properties, used in making azo dyes and as an insecticide and larvicide. Chemical formula: (C6H5)2NH. However, fluorescence has also been used to evaluate new storage practices, such as hydrocooling of cucumber and treatment of green bell pepper with the antioxidant diphenylamine to decrease chill-induced pitting.... A most probable number method using diphenylamine as a color indicator was employed to enumerate denitrifying bacteria, which produce enzymes for conversion of nitrate to nitrite and nitrite to ammonia in soil. The resulting product could be rolled into sheets, cut into squares and strips, and stabilized by adding up to 2 percent diphenylamine.
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