Which analytical technique is often used to confirm the results of volatile solids measurements?

Mass spectrometry is an analytical technique that is particularly effective in confirming the results of volatile solids measurements because it provides detailed information about the molecular composition of substances. In the context of volatile solids analysis, mass spectrometry can accurately identify and quantify the various organic compounds present in a sample. This level of precision and specificity helps ensure the reliability of the volatile solids measurements, allowing for better assessment of material characteristics in wastewater treatment processes.

By utilizing mass spectrometry, analysts can follow up on initial findings from volatile solids measurements and gain deeper insights into the nature of the organic matter present, which is crucial for proper treatment and processing in wastewater management. This method is especially valuable when analyzing complex mixtures, as it can differentiate between the various components that contribute to the total volatile solids measurement.

Other techniques mentioned, such as gas chromatography, electronic conductivity testing, and infrared spectrometry, may also be useful in certain contexts but do not offer the same level of molecular specificity or the ability to provide a direct confirmation of volatile solids measurements as effectively as mass spectrometry does.