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Appendix
209
Item
Description
Reaction tank
Inert liquid circulation system
Measurement point
98 detection points/6 seconds in 10 minute reaction
Photometer
Concavity diffraction grating, rear spectroscopy system
Measurement wavelength
14 fixed wavelengths (340, 410, 451, 478, 505, 545, 571, 596, 658, 694,
751, 805, 845, and 884 nm), 1 or 2 wavelength calculation
Light source
12V, 50W halogen lamp, cooled by forced water circulation
Assay method
Colorimetric assays
•
Endpoint assays (EPA)
•
Reaction rate assays (RRA)
•
2-point rate assays (2PA)
•
3-item simultaneous measurement (parameter independent)
•
Prozone checking (antigen excess check)
•
Substrate depletion check with point forwarding option
•
Sample blank correction
Reassay mechanism
Automatic or manual (selectable)
Automatic correction
Blood serum blank, cell blank, measurement point change, sample volume
change in reassay
ISE
Method
Na, K, Cl ion selective electrolyte assay
Dilution measurement method
Analysis item
Simultaneous 3 item measurement of Na, K, and Cl
Electrode
Na: Crown ether membrane
K: Crown ether membrane
Cl: Super-layer solid molecule orientation membrane
ref: Sealed silver/silver chloride electrode
Throughput rate
600 tests/hour (200 samples/hour) for serum samples
Sample volume
22
µ
L, plus 4
µ
L dead volume
Dilution ratio
1:33
Reagent volume
Buffer: 3.0 mL/sample
Maintenance
Automatic maintenance
Automatic startup and automatic shutdown by timer for weekly
maintenance
Dimensions
Analyzer dimensions
1133(h) x 1480(w) x 924(d) mm
(44.6 x 58.3 x 36.4 in.)
Weight
600 kg (1323 lb.)
Summary of Contents for ADVIA 1800
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