Digital Aid pH Calibration Solution Powder (4.00pH, 6.86pH, and 9.18pH). Light & Portable Just Add Distilled Water.

الوصف

Digital Aid pH Calibration Solution Powder (4.00pH, 6.86pH, and 9.18pH). (1x3 Pack) Each powder packet/sachet makes 8 oz of solution (when mixed with distilled or de-ionized water) Accuracy: ±0.01pH at 77°F(25°C) Size: 2.95x2.56" 1 packet of 4.01 Solution (Potassium Hydrogen Phthalate). 1 packet of 6.86 Solution (Mixed phosphate). 1 packet of 9.18 Solution (Borax). Instructions for use: Step 1: Open the packet pour the powder into a clean dry 8 oz (1 cup) glass container. Step 2: Add 8 ozl de-ionized water (or distilled water) to the container. Step 3: Stir until the powder has completely dissolved. Step 4: Calibrate your pH meter.(rinse the meter with distilled water before test) For video go to http://DigitalAid.info/videos#ph Money Back Guarantee if not Totally Satisfied. Click “Add to Cart” Now!