DISCONTINUED ITEM- Recommended Replacement: Horiba pH22 LAQUAtwin pH Meter, 3 Point Cal, 0 to 14 pH
This compact pH meter utilizes flat sensor technology and is able to take accurate pH measurements from a single drop sample. The unique flat sensor allow for measurements of powder and solid samples. be easily taken. The B-213 was designed for U.S. market only to calibrate with U.S. Standards sometimes called NBS standards.