Sample Submission Integrity

Submission Integrity information and definitions

Sample Integrity Observation #9 - Bottles in Shipment Not on COC
Purpose:  Recording the number of containers submitted for each sample allows the lab to confirm that all containers have been received.  The lab can often...
Thu, 29 May, 2025 at 9:56 AM
Sample Integrity Observation #10 - Analysis Requirements Absent or Unclear
Purpose: In order to ensure you receive the analytical data required by your program, the instructions to the lab need to be clear; EVERY sample should hav...
Thu, 29 May, 2025 at 9:59 AM
Sample Integrity Observation #11 - Labeling Issue (Missing/Incorrect)
Purpose:   In addition to maintaining defensibility and traceability of the samples relinquished on the COC, labelling of sample jars allows the lab to con...
Thu, 29 May, 2025 at 10:00 AM
Sample Integrity Observation #13 - Samples Received fter Hold Time
Purpose:   Analyzing samples past the recommended hold time can compromise the integrity of the sample and the associated results.  In some cases, data may...
Thu, 29 May, 2025 at 10:01 AM
Sample Integrity Observation #14 - Wrong Bottle/Container
Purpose:  In some cases, regulations or methods dictate container and preservative requirements for particular analyses.  In order to obtain the most repres...
Thu, 29 May, 2025 at 10:09 AM
Sample Integrity Observation #15 - Incorrect Preservation or Void Space Present
Purpose:  Preservation of samples is based on regulatory or method specific requirements with the intention of maintaining the sample in the same state as t...
Thu, 29 May, 2025 at 10:10 AM
Sample Integrity Observation #16 - Insufficient Number of Bottles/Containers/Volume without Flagging
Purpose:  To ensure sufficient volume is available for each test requested on a sample.  In cases of limited quantity of sample, the lab may be unable to co...
Thu, 29 May, 2025 at 10:11 AM
Sample Integrity Observation #17 - Incorrect of Missing Billing Information
Purpose:  This is a customer specific requirement and is linked to customer billing practices.   Having the invoicing details accurate on the COC ensures co...
Thu, 29 May, 2025 at 10:12 AM
Sample Integrity Observation #19 - Sample Requires Filtration Received Preserved
Purpose:  Samples that are preserved prior to filtration can no longer be analyzed for dissolved parameters due to data integrity impacts.  Preservation beg...
Thu, 29 May, 2025 at 10:13 AM
Sample Integrity Observation #22 - Samples Received Frozen
Purpose:  Primarily of concern for microbiology or ecotoxicology samples received frozen as the integrity of the analysis is significantly impacted with fro...
Thu, 29 May, 2025 at 10:14 AM