| Ph Measurement Range | pH range: (-1.00) to 15.00 pH |
| Shape Of Electrode | Flat pH electrode |
| Ph Measurement Accuracy | ± 0.01 pH |
| Calibration Point | 1 to 3 points |
| Calibration Solution | USA (pH 4.0/7.00/10.01), NIST (pH 4.01/6.86/9.18) |
| Temperature Compensation Range | 0 °C to 60 °C |
| Connector | 6 pins |
| Shutdown | 8 minutes without key operations |
| Power Type | 2 × 1.5 V AAA batteries |
| Battery Life | About 200 hours |
| Dimension (Length × Diameter) | 185 × 40 mm |
| Weight | 100 g |
LCD screen
Push-button calibration
Pocket-sized and lightweight
Replaceable electrode
Automatic shutdown
Pocket Ph tester LPPT-A21 is used for measuring the pH of water, wastewater, potable water, and other liquids. It is suitable for semi-solid substances like gel and agar in environmental monitoring, agriculture, and the food & beverage industry.
pH electrode
pH buffer solutions (pH 4.01/7.00/10.01)
Carrying case
AAA Batteries
Flat shape pH electrode
pH standard buffer USA (pH 4.01/7.00/10.01), NIST (pH 4.01/6.86/9.18)
Download catalog for
Pocket pH Tester LPPT-A21 Catalog
Available Range :
Pocket pH Tester LPPT-A22 : -1.00 to 15.00 pH Pocket pH tester LPPT-A10 : 0.0 - 14.00 pH Pentype pH Tester LPPT-C10 : 0.00 to 14.00 pH Pocket pH tester LPPT-A30 : pH range: (-1.00) to 15.00 pH Pocket pH Tester LPPT-A21 : pH range: (-1.00) to 15.00 pH Pocket pH Tester LPPT-A20 : pH range: 0.0 to 15.00 pHLabtron Pentype pH Testers are compact and durable instruments designed for measuring hydrogen ion concentration in diverse samples. These testers feature automatic temperature compensation and flat electrodes for consistent and reliable results. Their user-friendly interface includes one-touch calibration and a digital LCD display for easy operation. They are lightweight and waterproof, making them suitable for laboratory and field use. Our pH testers are ideal for water testing, educational labs, research facilities, and industrial quality control applications.








Labtron Equipment Ltd., Quatro House, Lyon Way, Camberley, Surrey GU16 7ER United Kingdom
Email: info@labtron.com Whatsapp: +44 73 4441 2688 Phone: +44 2080 043608