Bottom residues resulting from the synthesis of isoprene and isoamylene by dehydrogenation of isopentane

Density

Administrative data

Endpoint:

relative density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

June 2011

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

other: Study performed according to OECD 109, but not under GLP conditions

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2011

Report date:

2011

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

OECD Guideline 109 (Density of Liquids and Solids)

Deviations:

no

GLP compliance:

no

Type of method:

pycnometer method

Test material

Test material information

Constituent 1

Reference substance name:

Absorbent N grade A

IUPAC Name:

Absorbent N grade A

Details on test material:

- Name of test material (as cited in study report): Absorbent N grade A
- Substance type: UVCB
- Physical state: Brown liquid
- Stability under test conditions: months
- Storage condition of test material: room temperature, in the dark

Results and discussion

Density

Type:

relative density

Density:

0.869

Temp.:

20 °C

Any other information on results incl. tables

Results

 

Table: Results of the determination

pycnometer	volume	weight (empty)	weight (filled)	difference in weight (test item)	density	mean density
No.	[cm³]	[g]	[g]	[g]	[g/cm³]	[g/cm³]
148	25.1678	20.4122	42.2370	21.8248	0.8672	0.8671
184	25.1874	20.4668	42.3060	21.8392	0.8671

 

Relative density (compared to water at 4 °C) D₄²⁰= 0.869

Applicant's summary and conclusion

Conclusions:

Relative density = 0.869.

Executive summary:

The relative density of the test item at 20 °C (compared to water at 4 °C) was D₄²⁰= 0.869.