Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 203-187-9 | CAS number: 104-23-4
Density
Administrative data
Link to relevant study record(s)
- Endpoint:
- bulk density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 23.03.2013 -09.04.2013
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- comparable to guideline study
- Justification for type of information:
- Experimental test result performed using standard test guidelines
- Qualifier:
- according to guideline
- Guideline:
- other: as mentioned below
- Principles of method if other than guideline:
- This method is based upon the principle of calculating the mass per unit volume of liquid. The density thus calculated is also known as bulk density
- GLP compliance:
- no
- Other quality assurance:
- ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)
- Type of method:
- other: Mass by volume method
- Specific details on test material used for the study:
- - Name of test material: 4-(4-Aminophenylazo)benzenesulphonic acid
- Molecular formula: C12H11N3O3S
- Molecular weight: 277.303 g/mol
- Smiles notation: S(c1ccc(\N=N\c2ccc(N)cc2)cc1)(O)(=O)=O
- InChl: 1S/C12H11N3O3S/c13-9-1-3-10(4-2-9)14-15-11-5-7-12(8-6-11)19(16, 17)18/h1-8H,13H2,(H,16,17,18)/b15-14+
- Substance type: organic
- Physical state: Solid - Key result
- Type:
- bulk density
- Density:
- 0.602 g/cm³
- Temp.:
- 37 °C
- Remarks on result:
- other: no other details available
- Conclusions:
- The density of test chemical by the mass by volume method was determined to be 0.602 g/cm³ at room temperature of 37°C.
- Executive summary:
The density of test chemical by the mass by volume method was determined to be 0.602 g/cm³ at room temperature of 37°C.
Reference
Description of key information
The density of test chemical by the mass by volume method was determined to be 0.602 g/cm³ at room temperature of 37°C.
Key value for chemical safety assessment
- Relative density at 20C:
- 0.602
Additional information
The density of test chemical by the mass by volume method was determined to be 0.602 g/cm³ at room temperature of 37°C.
Other supporting data from authoritative databas also indicates that ,the density of test chemical was determined to be 1.43 g/cm3 at 20 degree C.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
