Potassium N-(1-methoxy-1-oxobut-2-en-3-yl)valinate

Density

Administrative data

Endpoint:

relative density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

29 October 1996 - 12 February 1997

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

other: EC Directive 92/69 Annex V mrthod A.3 OECD Guideline 109 (1995)

Cross-reference

Reason / purpose for cross-reference:

reference to same study

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

1997

Report date:

1997

Materials and methods

Test guideline

Test guideline 1

Qualifier:

according to guideline

Guideline:

EU Method A.3 (Relative Density)

Deviations:

no

Test guideline 2

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

Test material

Reference

Name:

Unnamed

Type:

Constituent

Results and discussion

Density

Type:

relative density

Density:

1.29 g/cm³

Temp.:

20 °C

Any other information on results incl. tables

Results of the measurements of the relative density of "D-VAL-DANE" are listed in Table 1.

The measurement temperture was 20°C.

The sample cell volume was determinated to be 148.662 cm3 (deviation from the nominal: - 0.164%)

The expansion cell volume was determinated to be 90.925 cm3 (deviation from the nominal: -0.143

Table 1: Mesurement of relative density of "D-VAL-DANE",

First mesurement, sample weight=57.850 g

Determination	Initial pressure (psi)	Final pressure (psi)	Sample volume(cm^3)	Relative density
1^st	18.228	8.513	44.899	1.288
2^nd	18.166	8.484	44.898	1.288
3^rd	18.129	8.468	44.927	1.288
4^th	18.141	8.473	44.913	1.288
Mean	-	-	-	1.288
Standard dev.	-	-	-	0.000

Second mesurement, sample weight=59.092 g

Determination	Initial pressure (psi)	Final pressure (psi)	Sample volume(cm^3)	Relative density
1^st	18.107	8.496	45.804	1.290
2^nd	18.131	8.509	45.844	1.289
3^rd	18.280	8.578	45.823	1.290
4^th	18.112	8.500	45.842	1.289
Mean	-	-	-	1.290
Standard dev.	-	-	-	0.001

Applicant's summary and conclusion

Conclusions:

Mean of 2 determinations: 1.2885
Standard deviation: 0.0007
(Temperature 20°C)