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GGA Standards for NPDES Compliance Monitoring

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GGA Standards are created following the description found in `Standard Methods for the Examination of Water and Wastewater`
150mg of glucose and 150 mg of glutamic acid are added to a 1 liter Class A volumetric flask and brought to volume.

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  • CAI GGA Standards are verified using our performance based QC System.
  • Initial Lot Quality is confirmed by analyzing for COD. Then, a test rack is created and sterilized. TOC, COD and Standard Plate Count are performed.
  • These data are all incorporated into the QC Document provided with each box of GGA Standard.