15-Pack pH Meter Buffer Solution Powder for Precise and Easy PH Calibration, PH Calibration Powder Solution 6.86,4.01,9.18

Your pH meter is not so accurate anymore? If you have a pool, aquarium, or spa, pH testing is something you do on a regular basis. However, hassling with messy liquid solution may not give you the accuracy you need. Put the measuring cup away and opt for pre-measured convenience. Specifications: 5 x 4.01 pH buffer powder 5 x 6.86 pH buffer powder 5 x 9.18 pH buffer powder Directions for use: Step 1:Completely empty the powder into a clean 250ml glass beaker. Step 2: Add 250ml deionized water (or distilled water) to the beaker. Step 3: Stir until the powder has completely dissolved. Step 4: Calibrate your pH meter accordingly. CAUTION: Not a drinkable solution! Don’t Miss Out on This Excellent pH Calibration Powder, Click “Add to Cart” Now!