Cultrex® Phenol Red Solution provides a visual indicator for pH changes in cell culture. Phenol red is used as a pH indicator where its color exhibits a gradual transition from yellow to red over the pH range from 6.8 to 8.2.
The solution is provided at 1.5 mg/ml phenol red.
Quality control specification:
- No bacterial or fungal growth detected after incubation at 37°C for 14 days following USP sterility testing guidelines.
- Provided in Dulbecco’s Modified Eagle’s medium (DMEM), with 10 µg/ml gentamicin sulfate.