... , memory function. Full-screen voltage, conductance, current, flow range, pressure and other operating parameters, easily for real ... % FS4. Flow System4.1 Full Flow adopts imported pressure, acid and alkali, corrosion-resistant all-PEEK material, with one eluent automatic ... alarm device.4.2 U.S. imported 7725I high-pressure six-way valve, the maximum pressure 7000psi, with ...