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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.

Diss Factsheets

Administrative data

Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2007
Report date:
2007

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EU Method A.3 (Relative Density)
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7300 (Density / Relative Density / Bulk Density)
Deviations:
no
GLP compliance:
yes
Type of method:
pycnometer method

Test material

Constituent 1
Reference substance name:
Melaleuca alternifolia, ext.
EC Number:
285-377-1
EC Name:
Melaleuca alternifolia, ext.
Cas Number:
85085-48-9
Molecular formula:
Not applicable (a generic molecular formula cannot be provided for this specific UVCB substance).
IUPAC Name:
Essential oil of melaleuca alternifolia
Test material form:
liquid
Specific details on test material used for the study:
- Purity: 100%
- Lot (batch) No.: 1215
- Expiration date of the lot: 30 March 2009
- Storage condition of test material: Room temperature, protected from light.

Results and discussion

Density
Type:
relative density
Density:
0.89 other: no units
Temp.:
20 °C

Any other information on results incl. tables

Table 1.  Relative Density results.

Parameter

Determination 1

Determination 2

w1

19.20652

20.92885

w2

44.79816

46.21956

w3

42.13477

43.58694

W1

25.59164

25.29071

W2

22.92825

22.65809

D (T/4)

0.89

0.89

 ͞x D (T/4)

0.89

 

Applicant's summary and conclusion

Conclusions:
The relative density (D(20/4)) of Tea Tree Oil was found to be 0.89.
Executive summary:

A GLP-compliant study was carried out to determine the relative density of Tea Tree Oil. The study followed the requirements of EEC method A3, OECD method 109 and OPPTS method 830.7300 without significant deviation. The relative density (D(20/4)) of Tea Tree Oil was found to be 0.89.