phenolphthalein

phenolphthalein读音音标

英 [ˌfi:nɒl\'fθæli:n]

美 [\'finɒl\'θælin]

phenolphthalein意思解释

n.

酚酞；

英英释义

n.

a laxative used in many preparations under various trade names; also used as an acid-base indicator in titrations involving weak acids and strong bases because it is brilliant red at high alkalinity and colorless below pH 8

双语例句

用作名词(n.)Examples are litmus and phenolphthalein.例如石蕊和酚酞。The paper presents a novel method for the separation and preconcentration of vanadium with microcrystalline phenolphthalein as the sorbent.建立了以微晶酚酞作为吸附剂分离富集环境水样中痕量钒的新方法。