Test Tube Atc Ph Pen, Each

Details:

Ph pen for test tubes^ ph pen for standard test tubes 16x50 mm or larger. Comes with atc, range: 0 - 14, accuracy: /- 0.1, Designed for simple one-hand operation. Automatically calibrates to ph 4, 7 and 10 buffers, the case is ip65 waterproof, probe: 120 mm 12 mm, dimensions: 245 35 22 mm