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Jun 2001
Performance Verification
Agilent 6890 Gas Chromatograph Service Manual
Checkout Chromatograms 610
TCD checkout conditions and chromatogram
Typical values
3396B or 3396C or 3397A integrator sample conditions with analog input
[6890 Analog output, Range 0]
>>Set DATE and TIME<<
Zero 10 Pk wd 0.04
Att 2^ 7 Thresh 5
Cht sp 1 Stop time 8.75
Ar Rej 1000
SS/COC/PTV PPIP
Sensitivity C
14
, C
15
, C
16
area counts 585,000 515,000
Discrimination C
14
/C
16
area ratio 1.00±0.10 1.00±0.10
3396B or 3396C or 3397A integrator sample conditions with INET input
[6890 INET output, Range 0]
>>Set DATE and TIME<<
Zero 10 Pk wd 0.04
Att 2^ 7 Thresh 5
Cht sp 1 Stop time 8.75
Ar Rej 100
SS/COC/PTV PPIP
Sensitivity C
14
, C
15
, C
16
area counts 23,000 20,130
Discrimination C
14
/C
16
area ratio 1.00±0.10 1.00±0.10
Agilent ChemStation
SS/COC/PTV PPIP
Sensitivity C
14
, C
15
, C
16
area counts 73 65
Discrimination C
14
/C
16
area ratio 1.00±0.10 1.00±0.10
Agilent Chemstation—ASTM noise
• Measured with 6890 isothermal @ 100°C
• 10 minute blank run, noise range(s) >1 minute
• Performance + noise report
• TCD ASTM noise ≤ 0.05733 display units (25 µV/display unit)
• Detector signal set to 5 Hertz
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