5-[[4-chloro-6-[(3-sulphophenyl)amino]-1,3,5-triazin-2-yl]amino]-4-hydroxy-3-[[4-[[2-(sulphooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2,7-disulphonic acid, sodium salt

Density

Link to relevant study record(s)

Reference

Endpoint:

relative density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

2014-02-11

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Qualifier:

according to guideline

Guideline:

OECD Guideline 109 (Density of Liquids and Solids)

Deviations:

no

Qualifier:

according to guideline

Guideline:

EU Method A.3 (Relative Density)

Deviations:

no

Qualifier:

according to guideline

Guideline:

EPA OPPTS 830.7300 (Density / Relative Density / Bulk Density)

Deviations:

no

GLP compliance:

no

Type of method:

air comparison pycnometer (for solids)

Type:

relative density

Density:

1.59

Temp.:

20 °C

The Test item was tested as delivered. Two test series with different weights were performed at ambient temperature (20.1 °C).

 

1^st run

Weight 1.3158 g	p1 / psi	p2 / psi	Volume / cm^3	Density rPR/ g / cm^3
1. measurement	19.505	10.489	0.8317	1.5820
2. measurement	19.540	10.508	0.8315	1.5825
3. measurement	19.626	10.554	0.8318	1.5818
Mean			0.8317	1.5821

 

 

2^nd run

Weight 1.22380 g	p1 / psi	p2 / psi	Volume / cm^3	Density rPR/ g / cm^3
1. measurement	19.523	10.535	0.7780	1.5913
2. measurement	19.505	10.526	0.7769	1.5935
3. measurement	19.558	10.554	0.7778	1.5917
Mean			0.7776	1.5922

 

 

Mean density r_PR for the two test series: 1.587 g/cm³

Relative density (compared to water at 4 °C) D₄^R: 1.59

Conclusions:

The relative density of the test item at 20 °C (compared to water at 4 °C) is
D420 = 1.59.

Description of key information

The relative density of the test item at 20 °C (compared to water at 4 °C) is D420 = 1.59.

Key value for chemical safety assessment

Relative density at 20C:

1.59

Additional information

The density of the test substance at 20 °C is: ρ20 = 1.59 g/cm³ or 1590 kg/m³ .

The relative density of the test item at 20 °C (compared to water at 4 °C) is D420 = 1.59.