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Moisture determination in mayonnaise, Method id: hi8108en – Hanna Instruments HI 903 User Manual

Page 186

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Method ID: HI8108EN

Moisture Determination in Mayonnaise

by external extraction

Titrator Application Methods: General Methods - r. 0.4

Method Parameters:

Name:

Moisture in Mayonnaise

Method Revision:

1.0

Type:

Sample Analysis

Predispensing Amount:

None

Pre-Analysis Stir Time:

10 Sec

Stirring Speed:

900 RPM

Stirbar Type:

Medium

Drift Entry:

Automatic

Solvent:

Methanol

Sample Parameters:

Sample Determ.:

External Extraction

Sample Name:

Mayonnaise

Sample Size:

0.7500 g

External Solvent Size:

40.0000 g

External Solvent Conc.:

0.0100 %

Extracted Sample Size:

1.0000 g

Titrant:

Composite 5

Titrant Type:

One Component

Nominal Titrant Conc.:

5.0000 mg/mL

Std. Titrant Conc.:

5.0000 mg/mL

Date/Time:

Jan 1, 2011 12:00

Titrant Age Reminder:

2d:00h:00m

Control Parameters:

Start Mode:

Normal

Standby Mode:

Enabled

Standby Duration:

720 minutes

Imposed Current:

20 uA

Minimum Dose:

0.5000 uL

Maximum Dose:

20.0000 uL

Timed Increment:

1 second

End Point Value:

180.0 mV

Signal Averaging:

3 Readings

Flow Rate:

10.0 mL/min

Termination Parameters:

Maximum Duration:

720 sec

Maximum Titrant Volume:

10.0000 mL

Term. Criterion:

Relative Drift

Relative Drift:

10.0 ug/min

Result Unit:

%

Calculations:

Titrant units:

mg/mL

Titrant volume consumed:

V (mL)

Final results units:

% Mass

Titrant concentration:

5.0000 mg/mL

External Solvent Size:

40.0000 g

External Solvent Conc.:

0.0100 %

External Sample Size:

1.0000 g

Sample mass:

0.7500 g

(

)

(

)

Results:

Titration Report

Method Name:

Moisture in Mayonnaise

Time & Date:

12:00 Jan 01, 2011

Sample Size:

0.7500 g

Std. Titrant Conc.:

5.0000 mg/mL

Drift Value:

4.6 ug/min

End Point Volume:

2.2010 mL

External Solvent Size:

40.0000 g

External Solvent Conc.:

0.0100 %

External Sample Size:

1.0000 g

Result:

58.9770 %

Titration Duration:

7:18 [mm:ss]

Estimated Cell Volume:

60.0 mL

Titration went to Completion
Operator Name:
Analyst Signature: ________________________