Storax (balsam)

Density

Administrative data

Endpoint:

relative density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

18 Sep 2017 - 02 Oct 2017

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2017

Report date:

2017

Materials and methods

Test guideline

Test guideline 1

Qualifier:

according to guideline

Guideline:

EU Method A.3 (Relative Density)

Test guideline 2

Qualifier:

according to guideline

Guideline:

OECD Guideline 109 (Density of Liquids and Solids)

Test guideline 3

Qualifier:

according to guideline

Guideline:

EPA OPPTS 830.7300 (Density / Relative Density / Bulk Density)

GLP compliance:

yes

Type of method:

pycnometer method

Test material

Test material information

Constituent 1

Reference substance name:

Storax (balsam)

EC Number:

232-458-4

EC Name:

Storax (balsam)

Cas Number:

8046-19-3

Molecular formula:

Not applicable, UVCB - NCS

IUPAC Name:

Storax (balsam)

Test material form:

other: liquid

Details on test material:

CAS : 8046-19-3 EINECS : 232-458-4
- Name of test material (as cited in study report): STYRAX RESINOID OIL
- Test Facility test item number CRL: 208399/B
- Appearance: Orange viscous liquid
- Substance type: pure substance
- Physical state: liquid
- Analytical purity: 100%

Results and discussion

Density

Density 1

Key result

Type:

density

Density:

1.08 g/cm³

Temp.:

20 °C

Density 2

Key result

Type:

relative density

Density:

1.08 other: relative density; no unit

Temp.:

20 °C

Any other information on results incl. tables

Table 1shows the determined volume of the pycnometer. The results of the test for the determination of the density of the test item are given inTable 2.

The individual measurements were obtained with a deviation of ≤ 0.01 g/cm³. According to the guideline, the density of the test item is given as the mean value.

Table 1          Volume of the Pycnometer

	Test 1	Test 2	Mean
Mass empty pycnometer (A)	30.4746 g	30.4743 g	30.4745g
Mass pycnometer with water (B)	40.1125 g	40.1134 g
Volume of the pycnometer	9.6553 cm^3	9.6565 cm^3	9.6559cm^3

 

Table 2          Density of the Test Item

	Test 1	Test 2	Mean
Mass pycnometer with test item (C)	40.8486 g	40.9529 g
Density	1.074 g/cm^3	1.085 g/cm^3	1.08g/cm^3

Applicant's summary and conclusion

Conclusions:

The density of the test item styrax resinoid oil at 20ºC was 1.08 g/cm3(1.08´103kg/m3). The relative density was 1.08.

Executive summary:

The density of the test item styrax resinoid oil at 20ºC was 1.08 g/cm³(1.08´10³kg/m³). The relative density was 1.08. A pycnometer was used for the determination of the density and relative density of Styrax resinoid oil following the OECD 109.