What critical information must be included on a sample label?

A sample label serves as a vital source of information that ensures the integrity and traceability of the collected samples. Including all relevant details helps maintain the legal chain of custody and allows for accurate analysis and record-keeping.

The location of sample collection is essential as it provides context for the data associated with that sample. Geographic and environmental conditions can significantly influence the characteristics of the sample, so having this information readily available is crucial for valid interpretations.

The date and time of collection are equally important. Sampling results can vary over time, and knowing when a sample was taken allows for an understanding of how conditions may have changed. This information is especially vital in environmental compliance, where regulations may vary over time or in response to specific events.

Additionally, recording the name of the party collecting the sample establishes accountability and responsibility for the sample’s integrity. It ensures that if there are any issues with the analysis or the sample itself, the right parties can be contacted for clarification or follow-up.

Since each of these elements—location, date and time, and the name of the collector—contributes to a full understanding of the sample's context, all three pieces of information are critical. Therefore, it is imperative that all of the aforementioned details be included on a sample label to