Operating instructions DuMaster D-480
©BÜCHI Labortechnik AG
8 - Maintaining the instrument
183
Calibration table for nitrogen calibration
Suggestion
The following table is a recommendation for a calibration. The user can customize settings to the
specific analytical task.
Number Sample type
Substance/
Sample weight
Absolute
content
Name
Method
2
Conditioning
Aspartic acid /
300 mg ±10 mg
RunIn
CalibrationLow
1
Conditioning
Aspartic acid /
10 mg
RunIn
CalibrationLow
2
Conditioning
Aspartic acid /
1 mg
RunIn
CalibrationLow
20
Calibration
samples
Aspartic acid /
1, 2, 3, 4, 5, 7 ,10,
15, 20, 25, 30, 50,
75, 100, 125, 150,
175, 200, 250,
300 mg
1 mg
≅
0.105 mg N
Aspartic acid
CalibrationLow
4
Calibration
samples
Aspartic acid /
350, 450, 550,
650 mg
650 mg
≅
68.38 mg N
Aspartic acid
CalibrationHigh
Summary of Contents for DuMaster D-480
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