titrantn.

Brit.

/ˈtʌɪtr(ə)nt/, U.S.

/ˈtaɪtrənt/

Origin: Formed within English, by derivation. Etymons: titrate v., -ant suffix¹.

Etymology: < titr- (in titrate v.) + -ant suffix¹. Compare earlier titrate n.

Chemistry.

The reagent added in titration.Contrasted with titrate n.

ΚΠ

1922 Jrnl. Amer. Chem. Soc. 44 1854 Mixed indicator II..can replace bromophenol blue alone, where the end-point with acid titrants is desired as the acid limit of a useful range and not as the mean working color change.

1972 Nature 10 Mar. 70/2 KIO₃ titrant concentrations of 1.29 × 10⁻⁴ M and 5.18 × 10⁻³ M were used to cover the range of sulphur concentrations.

1992 Jrnl. Physical Chem. 96 452/2 Further additions of the titrant produced only small decreases in pH.

2008 R. B. Thompson Illustr. Guide Home Chem. Exper. v. 79/1 Fill the graduated cylinder with titrant until the titrant reaches the top graduation mark as closely as possible.

This entry has been updated (OED Third Edition, March 2019; most recently modified version published online March 2022).

单词	titrant
释义	titrantn. Brit. /ˈtʌɪtr(ə)nt/, U.S. /ˈtaɪtrənt/ Origin: Formed within English, by derivation. Etymons: titrate v., -ant suffix¹. Etymology: < titr- (in titrate v.) + -ant suffix¹. Compare earlier titrate n. Chemistry. The reagent added in titration.Contrasted with titrate n. ΚΠ 1922 Jrnl. Amer. Chem. Soc. 44 1854 Mixed indicator II..can replace bromophenol blue alone, where the end-point with acid titrants is desired as the acid limit of a useful range and not as the mean working color change. 1972 Nature 10 Mar. 70/2 KIO₃ titrant concentrations of 1.29 × 10⁻⁴ M and 5.18 × 10⁻³ M were used to cover the range of sulphur concentrations. 1992 Jrnl. Physical Chem. 96 452/2 Further additions of the titrant produced only small decreases in pH. 2008 R. B. Thompson Illustr. Guide Home Chem. Exper. v. 79/1 Fill the graduated cylinder with titrant until the titrant reaches the top graduation mark as closely as possible. This entry has been updated (OED Third Edition, March 2019; most recently modified version published online March 2022). < n.1922
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