Perhydroimidazo[4,5-d]imidazole-2,5-dione

Density

Link to relevant study record(s)

Reference

Endpoint:

relative density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

2017

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

test procedure in accordance with national standard methods with acceptable restrictions

Justification for type of information:

The pycnometer method as described in OECD TG 109 was utilised. A 50mL pycometer confirming to ISO 3507 was utilised.

Qualifier:

according to guideline

Guideline:

OECD Guideline 109 (Density of Liquids and Solids)

Qualifier:

equivalent or similar to guideline

Guideline:

EU Method A.3 (Relative Density)

GLP compliance:

yes

Type of method:

pycnometer method

Key result

Type:

relative density

Density:

ca. 1.75 other: g/mL

Temp.:

20 °C

Calculation #1: 1.78 g/mL

Calculation #2: 1.75 g/mL

Calculation #3: 1.73 g/mL

Result (mean): 1.75 ± 0.03 g/mL

Conclusions:

The test substance has a relative density of 1.75 g/mL at 20°C

Executive summary:

The study was conducted according to OECD 109. This study showed the test substance has a relative density of 1.75 g/mL at 20°C.

Description of key information

A test was conducted according to OECD TG 109. At 20°C it was shown that the relative density of the substance was 1.75 g/mL.

Key value for chemical safety assessment

Relative density at 20C:

1.75