Registration Dossier
Registration Dossier
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EC number: 235-521-4 | CAS number: 12262-32-7 This substance is identified in the Colour Index by Colour Index Constitution Number, C.I. 53571.
Density
Administrative data
- Endpoint:
- relative density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 25 October - 21 November, 2017
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 017
- Report date:
- 2017
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.3 (Relative Density)
- Version / remarks:
- 31 May 2008
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EPA OPPTS 830.7300 (Density / Relative Density / Bulk Density)
- Version / remarks:
- 2002
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 109 (Density of Liquids and Solids)
- Version / remarks:
- October 02, 2012
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- pycnometer method
Test material
- Reference substance name:
- 1-naphthalenesulfonic acid, 5-[(4-hydroxyphenyl)amino]-8-(phenylamino)-, reaction products with sodium sulfide (Na2(Sx)), leuco derivatives
- EC Number:
- 235-521-4
- EC Name:
- 1-naphthalenesulfonic acid, 5-[(4-hydroxyphenyl)amino]-8-(phenylamino)-, reaction products with sodium sulfide (Na2(Sx)), leuco derivatives
- Cas Number:
- 12262-32-7
- Molecular formula:
- not applicable
- IUPAC Name:
- Reaction product of 1-naphthalenesulfonic acid, 5-[(4-hydroxyphenyl)amino]-8-(phenylamino)- with sodium polysulfide, leuco derivatives
- Test material form:
- solid
Constituent 1
- Specific details on test material used for the study:
- Expiry date 26 March 2020
Results and discussion
Densityopen allclose all
- Key result
- Type:
- relative density
- Density:
- 1.57 other: relative density
- Temp.:
- 20 °C
- Key result
- Type:
- density
- Density:
- >= 1 522.93 - <= 1 612.27 kg/m³
- Temp.:
- 20 °C
Any other information on results incl. tables
Results of the density measurements
Sample number |
Sample weight |
Sample volume |
Density (g/cm3) |
|
1 |
15.6773 |
10.0002 |
1.5677 |
|
2 |
16.2629 |
10.4203 |
1.5607 |
|
3 |
17.7018 |
11.6104 |
1.5247 |
|
4 |
16.9029 |
10.8331 |
1.5603 |
|
5 |
15.6537 |
9.6361 |
1.6245 |
|
Mean: |
1.5676 |
|||
Confidence interval (95%): |
0.04 |
|||
RSD %: |
2.3 |
|||
The measured density of C.I. Leuco Sulfur Green 2 was1567.6±44.67 kg/m3.
The relative density of C.I. Leuco Sulfur Green 2 is 1.57.
Applicant's summary and conclusion
- Conclusions:
- The measured density of C.I. Leuco Sulfur Green 2 was 1567.6 +/- 44.67 kg/m3.
The relative density of C.I. Leuco Sulfur Green 2 ( ) is 1.57. - Executive summary:
The purpose of this study was to determine the Relative Density of the Test Item.
A known weight of the test item was placed in the sample cell and its volume determined by the density tester. The density of the test item was calculated from its weight and volume.
The measured density of C.I. Leuco Sulfur Green 2 was1567.6±44.67 kg/m3.
The relative density of C.I. Leuco Sulfur Green 2 is 1.57.
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