Statistical procedures give statistical answers not analytical judgement. Linear calibration is usually considered easy, particularly for high-performance liquid chromatography (HPLC) methods. After ...

Construction of a calibration line using seven or more calibration points every time a sample (or batch of samples) is analysed can be a time-consuming and expensive process. Some alternative, shorter ...

The analyst should carry out a full investigation of the calibration procedure in circumstances such as setting up a new instrument, using an existing instrument for a new application, or where new ...

Air monitoring equipment, whether ambient or part of a continuous emissions monitoring system (CEMS) needs to be verified using an outside source. Without proper calibration and maintenance every ...