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单词 schaeffer's acid
释义 schaef·fer's acid
noun
or schäf·fer's acid \ˈshāfə(r)z-\
Usage: usually capitalized S
Etymology: after L. Schaeffer, 19th century German chemist
: a crystalline naphtholsulfonic acid HOC10H6SO3H used as a dye intermediate; 2-naphthol-6 sulfonic acid
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更新时间:2025/1/27 21:15:05