*Glucose-Glutamic Acid (GGA) Standard for BOD5 Test, 6 mL Vials x 150 Pack

• GGA Packaged in Sterile Plastic Vials with a convenient screw-off cap.
• CPI’s Glucose-Glutamic Acid comes with 6 mL of Standard in Vial. One 6.0ml vial will yield 198 +/-30 ppm BOD5.
• Our standard undergoes a uniquely rigorous QC examination including: Total Organic Carbon, COD, conductivity, and heterotrophic plate count.
• 5 Year Shelf Life.

      **This material is so readily oxidized, care must be taken to make the solution up fresh prior to use. To “preserve” the material, it should be kept sterile.**