Effective Plug and Play Microbial Control Solution

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GQ 123 Solution

GQ 123 is a broad-spectrum, biocide mixture featuring 12% (w/w) Glutaraldehyde(Glut) and 3% (w/w) Quaternary ammonium (Quat) used to control microbial contamination.


GQ 123
AppearanceClear, colorless to light amber liquid
Specific Gravity1.02
Density1.02 g/mL (8.54 lbs/Gal)
Freeze Point-3°C (27°F)
SolubilityWater Soluble
Ionic ChargeCationic
pH2.0-4.0 (5% solution in 3:1 IPA:Water)

GQ 123 Solution Applications

Microbial Control

Water-based industrial processes and oil and gas fluids encounter issues with microbial contamination and require biocide treatment.

GQ 123 is tailored for continuous addition in large volume treatments, with a wide range of industrial applications.

GQ 123 Solution Features and Benefits

  • Biocide mixture featuring two distinct chemistries
  • Broad spectrum, non-selective antimicrobial chemistry

GQ 123 Solution Recommended Use

  • Metered addition for treating high water volumes.
  • GQ 123 is a registered biocide, please refer to product label for approved directions for use.


  • GQ 123 is available in pails, totes, and bulk in the United States.

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