Cole-Parmer® Oakton® pHTestr® 5S Spear-Tip Waterproof pH Pocket Tester, -2-16 pH, ±0.01 Accuracy

The Cole-Parmer Oakton pHTestr 5S is a durable and waterproof (IP67-rated) pocket-sized pH meter that features a specialized spear-tip probe, making it ideal for directly measuring pH in semi-solid and solid samples. This user-friendly meter boasts a large tri-color LCD screen and offers 1 to 3 point calibration with automatic buffer recognition. It includes automatic temperature compensation for accurate readings, a replaceable single-junction sensor for cost-effectiveness, and features like data hold, auto shut-off, and long battery life powered by four AAA batteries. The pHTestr 5S comes complete with buffer solutions and a protective case, making it a reliable tool for various applications that require direct pH testing of samples.