4-[(2,5-dichlorophenyl)azo]-3-hydroxy-N-phenylnaphthalene-2-carboxamide

Density

Link to relevant study record(s)

Reference

Endpoint:

density, other

Remarks:

density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

06 June 2011

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

other: Test procedure according to national standards (DIN 51913)

Qualifier:

according to guideline

Guideline:

other: DIN 51913

Type of method:

air comparison pycnometer (for solids)

Type:

density

Density:

1.445 g/cm³

Temp.:

23 °C

The value above represents the mean from 5 runs. See below for individual values.

Volume Average: 0.8989 cm³              

Standard Deviation: 0.0012 cm³         

Sample Weight: 1.2290 g

Density Average:  1.4451 g/cm³

Standard Deviation: 0.0020 g/cm³

Run No.               Volume              Deviation            Density  Deviation

1                          0.8985               -0.0004               1.4458       0.0007

2                          0.8993                0.0003                1.4445      -0.0005

3                          0.8995                0.0006                1.4441      -0.0010

4                          0.8971               -0.0019                1.4481       0.0030

5                          0.9003                0.0014                1.4428      -0.0022

Conclusions:

The density of the test substance is  1.4451 g/mL at 23 °C.

Executive summary:

The density of the test substance was determined by the pycnometer method according to DIN 51913. The density of the test substance is 1.4451 g/mL at 23 °C.

Description of key information

The density of the test substance was determined by the pycnometer method according to DIN 51913. The density of the test substance is 1.4451 g/mL at 23 °C.

Key value for chemical safety assessment

Relative density at 20C:

1.445

Additional information

At 23 °C.