知識貝殼
知識貝殼
所屬欄目：英漢雙解化學
An indicator used for titrations that in-volve a precipitation reaction. The methoddepends upon the fact that at the equiva-lence point there is a change in the natureof the ions absorbed by the precipitate par-ticles. Fluoresein—a fluorescent com-pound-i ......（本文共 751 字 ） [閱讀本文] >>