UP AQUA E-427 PH 7.0 test agent (Buffer solution) – 150ml

This Buffer Solution contains with Antivirus formula to ensure high standard quality. Special mold inhibitors are added to this standard solution to effectively prevent mold growth and ensure the quality of the standard solution. Used for calibration of PH monitors and PH test pens. Exclusively for ornamental fish. Directions: Pour out buffer solution when you use, Do not use direct in the vase. Do not reuse or recycle the buffer solution. Keep in cool place, close tight and avoid direct sunlight.