BUCHI DuMaster D-480 - Manual (Page 186)

Operation Manual D-480 ©BÜCH Labortechnik AG
8 - Maintaining the instrument 186
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