“equivalence point”簡單造句，equivalence point造句子

Determination of the first equivalence point of the mixed bases by back titrimetric method;

The solution of known concentration is gradually added to the unknown solution from a burette (a long measuring tube with a valve at the bottom) until the equivalence point (end point) is reached. The amount of the unknown substance can then be calculated.

The article discussed the changing relation between total alkalinity content and titration equivalence point and changed situation of methyl orange in the different PH value color.

This method makes it possible to locate the equivalence points for ost titrations fairly accurately.

The equivalence point is identified from the first faint pink color that persists in the solution being titrated.

The midpoint and equivalence point for carbonic acid are much higher.