The 1290 Infinity II High Speed Pump and the 1290 Infinity II
Flexible Pump deliver unmatched flow and composition precision
for reproducible and robust results. The 1290 Infinity II Flexible
Pump is the only low-pressure mixing pump that combines the
ultimate performance of a high-pressure mixing UHPLC pump
with the flexibility of a quaternary pump. This pump delivers
superior gradient performance over the entire composition
range from 1 to 99 %.