The test specimen may be titrated with the Reagent directly, or the analysis may be carried out by a residualtitration procedure.
待测样品可能会被卡尔试剂直接滴定,或者采用回滴定法完成分析。
2
The residualtitration procedure is applicable generally and avoids the difficulties that may be encountered in the direct titration of substances from which the bound water is released slowly.