• Free Chlorine Equivalent FCE and Temperature
• Accuracy of up to ±0.3 ppm FCE
• Calibration with pH and ORP Standard Solutions
• Measurement Storage with Time, Date and Location

ULTRAPEN™ PTBT4 is Myron L groundbreaking, new Pocket Tester for measuring Free Chlorine Disinfecting Power, Free Chlorine Equivalent (FCE), as well as Temperature. It is waterproof and designed to be extremely accurate, fast, and simple to use in diverse water quality applications.

The ULTRAPENx2 PTBT4 requires pH4, pH7, and pH10 pH Buffer Solutions and 80 mV Quinhydrone, 260 mV Quinhydrone, or 470 mV MLC Light’s ORP Standard Solutions for wet calibration, and Sensor Storage Solution for proper storage.

• Reliable Repeatable Results
• Accurate
• Affordable
• Easy to Use
• Rugged Design
• Ensure Product Quality
• Reduce Waste
• Protect the Environment