The pH 4.01 Reference solution is for calibrating the SC-200 and the SC-300 Analyzers for pH and TA measurements.
Guaranteed for 6 months. To avoid cross-contamination with other reagents & solutions, use a dedicated pipette or pour into another container to dispense the pH 4 reference solution. Store solution in a dark, cool place with the bottle tightly sealed to maximize shelf life.
This item is available with a special order. It may take an additional 1-2 weeks to ship depending on availability from the manufacturer.