Turbidity Standards and Reference Materials

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Turbidity Standards and Reference Materials is a technical paper by John Barron which provides details on the definition of turbidity, turbidity measurement,  instrumentation that is used to measure turbidity and information on both formazin and formazin free...

Quality Control – Materials and Methods

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Introduction ‘Quality control’ and ‘quality assurance’ are terms whose meanings are often confused. Quality assurance relates to the overall measures taken by the laboratory to ensure and regulate quality, whereas quality control describes the individual measures...

The Quality of the Analytical Result

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The Quality of the Analytical Result is a technical paper which has been produced by John Barron, Technical Director of Reagecon, and provides information on how to obtain a result that is fit for purpose and prove that such a result is of high-quality. Many factors...

Practical Considerations for Sampling

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Poor sampling has a profound negative effect on the quality of an analytical result. Incorrect choice of sampling equipment, containers, storage and transport all have a deleterious effect on the sample integrity and thus affect the final result. Sampling errors can...

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