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 ...

Laboratory and calibration gases are used as standards (for reference purposes), as well as for detection, sample preparation, environmental monitoring, and analysis applications. According to Kin-Tek ...

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 ...

The key to accurate readings is calibration, says OSHA, and the agency notes the International Safety Equipment Association (ISEA) recommends, at a minimum, verification of sensor accuracy before each ...