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Density

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Reference
Endpoint:
density, other
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2017-01-17 – 2017-01-17
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental performed using standard methods of analysis
Qualifier:
according to
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Principles of method if other than guideline:
The density of Tetrabutylammonium hydrogen sulphate (CAS No. 32503-27-8 ) was determined following OECD guideline 109 and according to the method recommended in the International Pharmacopoeia, fourth Edition, 2014.
GLP compliance:
no
Type of method:
pycnometer method
Specific details on test material used for the study:
- Name of test material (as cited in study report): Tetrabutylammonium hydrogen sulphate
- Molecular formula :C16-H36-N.H-O4-S
- Molecular weight (if other than submission substance): 339.53
- Smiles notation: C([N+](CCCC)(CCCC)CCCC)CCC.S([O-])(=O)(=O)O
- InChl : 1S/C16H36N.H2O4S/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;1-5(2,3)4/h5-16H2,1-4H3;(H2,1,2,3,4)/q+1;/p-1
- Substance type: Organic
- Physical state: Solid
Key result
Type:
pour density
Density:
0.448 g/cm³
Temp.:
25.9 °C
Key result
Type:
tap density
Density:
0.625 g/cm³
Temp.:
25.9 °C
Conclusions:
The density of Tetrabutylammonium hydrogen sulphate (CAS No. 32503-27-8)was determined following OECD Guideline 109 and according to the Test methods: Pour density and tapped density of powders” recommended in The International Pharmacopoeia, Fourth Edition, 2014 using bulk density apparatus. The mean pour density and tapped density of Tetrabutylammonium hydrogen sulphate was determined to be 0.4884 g/cm³ and 0.6254 g/cm³at 25.9 °C and 977.6 hPa
Executive summary:

The density of Tetrabutylammonium hydrogen sulphate (CAS No. 32503-27-8)was determined following OECD Guideline 109 and according to the Test methods: Pour density and tapped density of powder recommended in The International Pharmacopoeia, Fourth Edition, 2014 using bulk density apparatus. The mean pour density and tapped density of Tetrabutylammonium hydrogen sulphate  was determined  to be 0.4884 g/cm³ and 0.6254 g/cm³at 25.9 °C and 977.6 hPa.

Description of key information

The density of Tetrabutylammonium hydrogen sulphate (CAS No. 32503-27-8)was determined following OECD Guideline 109 and according to the Test methods: Pour density and tapped density of powder recommended in The International Pharmacopoeia, Fourth Edition, 2014 using bulk density apparatus. The mean pour density and tapped density of Tetrabutylammonium hydrogen sulphate  was determined  to be 0.4884 g/cm³ and 0.6254 g/cm³at 25.9 °C and 977.6 hPa.

Key value for chemical safety assessment

Relative density at 20C:
0.488

Additional information

The density of Tetrabutylammonium hydrogen sulphate (CAS No. 32503-27-8)was determined following OECD Guideline 109 and according to the Test methods: Pour density and tapped density of powder recommended in The International Pharmacopoeia, Fourth Edition, 2014 using bulk density apparatus. The mean pour density and tapped density of Tetrabutylammonium hydrogen sulphate  was determined  to be 0.4884 g/cm³ and 0.6254 g/cm³at 25.9 °C and 977.6 hPa.