Aqua Master Calibration Solution pH 7.00: This is a high-quality calibration solution provided in a 20ml sachet.
Package Content: The package offers a pH 4.01 calibration solution. Each box includes 25 packs of 20ml each.
Quality Standards: This solution is traceable to the NIST (National Institute of Standards and Technology) standard, ensuring its credibility and reliable performance.
Storage Instructions: For optimal effectiveness, this solution should be stored at a temperature between 59-77 ºF.
Precautions: To avoid contamination, do not reuse the liquid after opening. Dispose of properly after use.