ALEXYS or ROXY LC system, AS 100/110 autosampler
No or too small signal/front peaks visible in chromatogram.
Blockage of AS 100/110 flow path or leakage in the injection valve.
Follow the trouble-shoot instructions in the flow diagram below.
See also: 'no signal' for detector related issues.
Article ID: 01077
Last reviewed: 15 apr 2010