Sample Management Specifications - Waters Alliance e2695 Operator's Manual

Sample management specifications

Sample management system specifications:
Item
Number of sample vials
Number of sample
injections
Sample delivery precision
Injector needle wash
Sample carryover
Injection accuracy
Standard sample vial
Sample temperature
control (optional)
Advanced operations
Specification
120 vials configured in 5 carousels of 24 vials
each
1 to 99 injections per sample vial
Typically < 0.5% RSD, 5 to 80 µL. (Degassed
methanol/water 60:40 Dial-a-Mix, 1 mL/min, six
replicates, phenone mix, 254 nm.)
Integral, active, programmable
< 0.01% (based on the following
a
chromatographic conditions):
• Column – XBridge C18, 4.6 × 50 mm, 3.5 µm
• Mobile Phase – 70% Water/30% Methanol
• Needle Wash – 100% Methanol
• Challenge Sample – 4.0 mg/mL caffeine (in
mobile phase)
• Carryover Standard – 0.4 mg/mL caffeine (in
mobile phase)
• Injection Volume (all) – 5.0 µL
±1 µL (±2%), 50 µL, N = 6. Sample is degassed
water, analytical solvent is degassed methanol.
2 mL
Ambient minus 25 °C or 4 °C (whichever is
greater) to 40 °C, in 1 °C increments
• ± 3 °C temperature accuracy
• 60 minute time limit from lab ambient to
heating setpoint
• 90 minute time limit from lab ambient to
cooling setpoint
Stat runs, auto additions, auto standards

Sample management specifications

July 29, 2013, 715003794 Rev. B 281