3000 ml in infusion bag 3000 ml.
Testing and neutralizing of antiseptics and disinfectants.
Also known as: Dey-Engley neutralizing broth
Typical formulation (g/l): Tryptone 5.0; Yeast extract 2.5; Glucose 10.0; Sodium thioglycollate 1.0; Sodium thiosulfate 6.0; Sodium bisulfite 2.5; Lecithin 7.0; Bromocresol purple 0.02; Tween 80 5.0
Formula conform: ISO 21149, ISO 21150, ISO 22717, ISO 2271
Interpretion: Examine for increased turbidity, formation of a pellicle or a colour change from purple to yellow, indicating bacterial growth.