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Diss Factsheets

Administrative data

Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2014
Report date:
2014

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.3 (Relative Density)
GLP compliance:
yes
Type of method:
pycnometer method

Test material

Constituent 1
Chemical structure
Reference substance name:
Humic acids and fulvic acids extracted from leonardite, reaction product with formaldehyde, potassium hydrogen sulfite, sodium hydrogen sulfite and potassium hydroxide
Molecular formula:
NA, macromolecular compound
IUPAC Name:
Humic acids and fulvic acids extracted from leonardite, reaction product with formaldehyde, potassium hydrogen sulfite, sodium hydrogen sulfite and potassium hydroxide
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder

Results and discussion

Density
Type:
relative density
Density:
1 594 kg/m³
Temp.:
20 °C

Any other information on results incl. tables

Determining the Density of the Sample

Run Number

1

2

Mass of Empty Pycnometer (g)

19.99

19.99

Mass of Sample & Pycnometer (g)

25.89

26.86

Mass of Sample added to empty Pycnometer (g)

5.90

6.87

Mass of Sample, Pycnometer & immersion liquid

45.55

45.93

Mass of immersion liquid added (g)

19.66

19.07

Calculated Density of Sample (g/cm3)

1.596

1.592

Density of Sample (kg/m3)

1596

1592

Mean Result (kg.m-3)

1594

Applicant's summary and conclusion

Conclusions:
The relative density of the substance, as tested by EU Test guidline A.3 (Pycnometer Method), is 1.594 kg.m-3

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