VIVOSUN Digital pH and TDS Meter Kits and 18-Pack pH Meter Buffer Solution Powder, pH 6.86/4.00/9.18, pH Buffer Powder for Precise and Easy pH Tester Calibration
$20.99
$20.99
$
9
.99
$9.99
About this item
- Application: Great for all home and laboratory TDS & pH testing applications including aquariums, swimming pools
- PH Meter: Full measurement range of pH 0 - 14, reliable and quick readings
- 3-in-1 TDS Meter: Measurement Range 0-9990ppm, 0-9990µs/cm; Accuracy ± 2%, 0.1- 80.0°C, 32.0-176.0°F; Note: This meter can't test sea water
- High Accuracy: These high-purity buffer powders ensure precise pH calibration with ±0.01 pH accuracy at 25°C/77°F; They keep your pH testers sharp and reliable for consistent results
- High Stability: These premium buffer powders maintain accurate pH values of 6.86, 4.00, and 9.18, even after long-term storage, saving you from repeated purchases for pH calibration
