What color range should I expect to see in Spec Clean˜ Ready-to-Use Disinfectant?

This product contains synthetic phenolics which are naturally tan to brown. Spec Clean Ready-to-Use Disinfectant should appear nearly clear to light golden brown. Heat, light and air exposure will accelerate color change. If Spec Clean˜ Ready-to-Use Disinfectant is medium brown (color of tea), check expiration date (stamped on every container). Spec Clean˜ Ready-to-Use Disinfectant has a two year use life after date of manufacture.