The term bromthymol blue is identified in base64 scheme by the sequence YnJvbXRoeW1vbCBibHVl, while the MD5 signature is equal to 25d6a9d127817d3be3f812e8463ff761. The ASCII encoding of bromthymol blue in hexadecimal notation is 62726f6d7468796d6f6c20626c7565.