Tangled Multi-Walled Carbon Nanotubes

Nanomaterial pour density

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

Test material information

Constituent 1

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 density

Pour density 1

Key result

Mean:

ca. 0.097 g/cm³

St. dev.:

0.007 g/cm³

Pour density 2

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