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Water Activity, AOAC method 978.18

Laboratory Fee Schedule
Group: Inorganic
Procedure #: EZZ0066A

Synonym(s):   
Requisition Form G-22, MSA-50
Test Description Water Activity
Pre-Approval Needed No
Supplemental Information Required N/A
Supplemental Form(s) N/A
Performed on Specimens from (sources) Food Safety
Sample/Specimen Type for Testing Food products
Minimum Volume/Size Required ¾ lb. plastic bag
Storage/Preservation Prior to Shipping 4°C
Transport Medium N/A
Specimen Labeling Sample Identification must match submission form.
Shipping and Specimen Handling Requirements Ship according to Dangerous Good Regulations, IATA, and/or CFR 49.
Method AOAC 978.18
Turn-around Time N/A
Interferences/Limitations See method.
Common Causes for Rejection
  • Sample condition upon receipt
  • Insufficient sample
  • Chain of custody issues
Additional Information N/A