cyproconazole (ISO); (2RS,3RS;2RS,3SR)-2-(4-chlorophenyl)-3-cyclopropyl-1-(1H-1,2,4-triazol-1-yl)butan-2-ol

Density

Link to relevant study record(s)

Reference

Endpoint:

relative density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

23 Sep 1998 to 28 Sep 1998

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)

GLP compliance:

yes

Type of method:

pycnometer method

Key result

Type:

relative density

Density:

1.25 other: dimensionless

Temp.:

21 °C

Type:

density

Density:

1 250 kg/m³

Temp.:

21 °C

Table 1 Results of successive volume measurements:

	Analysis 1		Analysis II
1	4.68	mL	4	mL
2	4.66	mL	3.98	mL
3	4.66	mL	3.98	mL
	4.667	mL average	3.987	mL average
	-0.382	mL blank	-0.382	mL blank
	4.285	mL effective volume	3.605	mL effective volume

Final results:

Density*: p = ( 1.25 ± 0.03) E3 kg/m3

Temperature:  21 °C

The indicated error is  based on an accuracy  of 0.05E-6 m3 for  the  volume measurement.

*Average of analysis I and II

Conclusions:

The density of the test substance is 1.25E+03 kg/m3 at 21 °C.

Executive summary:

To determine the density of the test substance, a GLP-compliant study was performed using the pycnometer method according to OECD TG 109. The relative density was found to be 1.25E+03 kg/m3 at 21 °C.

Description of key information

1.25 (corresponding to a density of 1.25E+03 kg/m3) at 21 °C, OECD TG 109, pycnometer method, Fuldner 1998.

Key value for chemical safety assessment

Relative density at 20C:

1.25