Aijiren ALS SL Autosampler. Spectralab is your one stop shop for all your analytical laboratory needs! Equipment. We will match our competitor's price! 0.1 – 5000 µL in 0.1 µL increments. Recommended injection range 10 – 5000 µL. Typically < 1.0% RSD (5000 µL loop, 1000 µL injection volume, draw/eject speed 20 mL/min) 2