PL-GPC 50 integrated GPC/SEC platform (Polymer Laboratories Inc.) is now offered with an optional the PL-AS RT Autosampler, for automated sample handling and increased sample throughput. Sample injection via a flushed fixed loop provides reproducibility. Designed for use at ambient temperature, the X-Y style system has a 156 vial capacity and accommodates both 2 and 4 ml vials. Programming through the PL-GPC 50 control interface provides the flexibility of automated wash cycles and up to 9 injections per vial.