Trisodium 8-hydroxypyrene-1,3,6-trisulphonate

Density

Link to relevant study record(s)

Reference

Endpoint:

density, other

Remarks:

pour density; tap density

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Justification for type of information:

Experimental test result performed using standard OECD test guidelines

Qualifier:

according to guideline

Guideline:

OECD Guideline 109 (Density of Liquids and Solids)

Principles of method if other than guideline:

The density is calculated from the difference in weight between the full and empty pycnometer and its volume

GLP compliance:

no

Type of method:

pycnometer method

Key result

Type:

pour density

Density:

0.572 g/cm³

Temp.:

32.2 °C

Remarks on result:

other: at 974.6 hPa atmospheric pressure

Key result

Type:

tap density

Density:

0.715 g/cm³

Temp.:

32.2 °C

Remarks on result:

other: at 974.6 hPa atmospheric pressure

CALCULATIONS:

Parameters	Details	Calculated values		Average Density
		1^stCalculation	2^ndCalculation
Pour Density of test Item (g/cm^3)	= m     V	0.5882 g/cm^3	0.5555 g/cm^3	0.5718 g/cm^3
Tap density of test Item (g/cm^3)	= m     V1	0.6896 g/cm^3	0.7407 g/cm^3	0.7151 g/cm^3

Conclusions:

The density of test item was determined following OECD guideline 109 and according to the method recommended in the International Pharmacopoeia, fourth Edition, 2014.The pour density and tapped density of the test item was determine to be 0.5718 g/cm3 and 0.7151 g/cm3 at 32.2oC and  974.6hPa.

Executive summary:

The density of test item was determined following OECD guideline 109 and according to the method recommended in the International Pharmacopoeia, fourth Edition, 2014.The pour density and tapped density of the test item was determine to be 0.5718 g/cm³ and 0.7151 g/cm³ at 32.2^oC and  974.6hPa.

Description of key information

The density of test item was determined following OECD guideline 109 and according to the method recommended in the International Pharmacopoeia, fourth Edition, 2014.The pour density and tapped density of the test item was determine to be 0.5718 g/cm³ and 0.7151 g/cm³ at 32.2^oC and  974.6hPa.

Additional information

The density of test item was determined following OECD guideline 109 and according to the method recommended in the International Pharmacopoeia, fourth Edition, 2014. The pour density and tapped density of the test item was determine to be 0.5718 g/cm³ and 0.7151 g/cm³ at 32.2^oC and  974.6hPa.