BUCHI DuMaster D-480 - Manual (Page 54)

Operation Manual D-480 ©BÜCH Labortechnik AG
4 - Understanding the instrument and planning its use 54
Linear calculation over the whole range
The following picture shows an example in which a linear calculation over the whole range achieves
acceptable calibration curve quality.
Linear calculation over two ranges
The following picture shows an example in which a linear calculation over two ranges achieves
acceptable calibration curve quality.
Linear and polynomial calculation
The following picture shows an example in which the calibration curve exhibits acceptable quality by
means of a linear calculation in the low concentration range and a polynomial calculation in the higher
concentration range.