Excellent repeatability accuracy with an error range as low as ± 1% The core diaphragm is made of pure solid PTFE (polytetraoethylene) material, which has excellent chemical compatibility By using sealing components such as PTFE valve seats, an excellent sealing system is formed, effectively preventing leakage from the root Compact in size and occupying minimal space. Humanized design, easy installation and disassembly process Combining high-precision measurement, ultra long lifespan diaphragm, and top-notch sealing technology, the pump ensures absolute reliability and stability during long-term use Welcome and I wish you a happy life, my friend., Manufacturer: DCDCD