Hexahydro-2H-azepin-2-one, sodium salt

Density

Link to relevant study record(s)

Reference

Endpoint:

relative density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

17.01. - 12.03. 2008

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Qualifier:

according to guideline

Guideline:

OECD Guideline 109 (Density of Liquids and Solids)

Deviations:

no

GLP compliance:

yes (incl. QA statement)

Type of method:

pycnometer method

Type:

density

Density:

ca. 1.244 g/cm³

Temp.:

20 °C

1^stdetermination				Error relative	Error absolute
Temperature	21.4 °C				0.1
Density of Water	0.997881 g/cm³			0.02 %	0.0002
Weighing #	m1	m2	m3	m4	m5
Item	pycnometer empty	pycnometer + H20	pycnometer + replacement liquid	pycnometer + test item	pycnometer + test item + replacement liquid
Mass	42.9499 g	93.0104 g	81.1358 g	54.2636 g	84.7917 g
Volume of Pycnometer	50.1668 cm³
Density of Replacement Liquid	0.7612 g/cm³
Density of Test Item	1.1246 g/cm³			2.3495 %	0.0267
2^nddetermination				Error relative	Error absolute
Temperature	21.6 °C				0.1
Density of Water	0.997881 g/cm³			0.02 %	0.0002
Weighing #	m1	m2	m3	m4	m5
Item	pycnometer empty	pycnometer + H20	pycnometer + replacement liquid	pycnometer + test item	pycnometer + test item + replacement liquid
Mass	42.9495 g	93.0153 g	81.1030 g	53.9491 g	84.6616 g
Volume of Pycnometer	50.1721 cm³
Density of Replacement Liquid	0.7605 g/cm³
Density of Test Item	1.1241 g/cm³			2.4353 %	0.0274

Conclusions:

Density was calculated as 1.1244 ± 0.0274 g/cm³

Executive summary:

Determination	Density in g/cm²	Error of determination in g/cm³
1	1.1246	0.0267
2	1.1241	0.0274

Description of key information

1.244 g/cm³ at 21 °C.

Key value for chemical safety assessment

Relative density at 20C:

1.244