Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

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
EC Number:
701-160-0
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