Maintenance; Checking The Performance And Specifications - Hitachi L-2100 Instruction Manual

5.1

Checking the Performance and Specifications

5.1.1 Items to be
Prepared for
Performance
Check
5.

MAINTENANCE

Performance checking method is explained here.
The following items are required for performance check.
(1) Component Units of Liquid Chromatography System
• Pump (Hitachi L-2100/2130 or equivalent)
• Detector (Hitachi L-2400 or equivalent)
• Data processing unit
• Waste liquid bottle
If deaeration of detergent is inadequate, full
NOTE:
performance may not be provided. In this
case, deaerate the detergent sufficiently of
connect it through a degasser.
(2) Items for Performance Check
Prepare the following items for performance check.
• Load resistance coil
A coiled stainless tube with an inner diameter of
0.25 mm and a length of 10 m
• 60% methanol in about 1000 mL
A mixture of methanol 60% and distilled water 40% in
volume. This should be prepared separately.
• Distilled water in about 500 mL
(3) Performance Check Parts Attached to Model L-2200
Autosampler
• Standard sample
60% methanol solution of methylparaben
(Methylparaben 6 mg in methanol 60 mL + distilled
water 40 mL)
• Sample vial, cap, septum
• Standard rack
5 - 1