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Diss Factsheets

Administrative data

Endpoint:
nanomaterial pour density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2012-2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
ISO 60 (Plastics – Determination of apparent density of material that can be poured from a specific funnel)
GLP compliance:
no
Type of method:
other: ISO 60
Details on methods and data evaluation:
120 controls done between 2012 and 2016

Test material

Constituent 1
Chemical structure
Reference substance name:
Tangled Multi-Walled Carbon Nanotubes
Cas Number:
7782-42-5
Molecular formula:
Hollow tubular carbon, 1-dimensional nano structures with hexagonal arrangement of carbon atoms
IUPAC Name:
Tangled Multi-Walled Carbon Nanotubes
Test material form:
solid: nanoform

Data gathering

Reproducibility:
120 controls done between 2012 and 2016

Results and discussion

Pour densityopen allclose all
Key result
Mean:
ca. 0.097 g/cm³
St. dev.:
0.007 g/cm³
Mean:
>= 0.05 - <= 0.15 g/cm³
Remarks on result:
other:
Remarks:
Commercial specification

Applicant's summary and conclusion

Conclusions:
According to ISO 60, 120 controls measurements were done between 2012 and 2016. Average value of apparent density was 0.097 g/cm3 with standard
deviation of 0.007 g/cm3