1,4-bis(p-tolylamino)anthraquinone

Density

Link to relevant study record(s)

Reference

Endpoint:

density, other

Remarks:

Pour density and tapped density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

23/2/2016-23/2/2016

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 of test item was determined following OECD guideline 109 and according to the method recommended in the International Pharmacopoeia, fourth Edition, 2014.

GLP compliance:

no

Type of method:

other: Pour density and tapped density of powders recommended in The International Pharmacopoeia, Fourth Edition, 2014

Key result

Type:

pour density

Density:

0.145 g/cm³

Temp.:

27 °C

Remarks on result:

other: at 974.7hPa

Key result

Type:

tap density

Density:

0.208 g/cm³

Temp.:

27 °C

Remarks on result:

other: at 974.7hPa

Method Details		Observations		Remarks if, any
		1^stReading	2^ndReading
Test temperature (°C)	-	27°C	27°C
Atmospheric pressure (in hPa)	-	974.8 hPa	974.6 hPa
Weight of test item(m)		10 g	10 g
Volume of measuring cylinder; readability in g		250 ml; 2 ml	250 ml; 2 ml
Volume of test item without tapping (V)		70 ml	68 ml
Volume of test item after tapping ( V1)	After 10 tapping	60 ml	58 ml
	After 50 tapping	52 ml	49 ml
	After 100 tapping	48 ml	48 ml
	After 250 tapping	48 ml	48 ml
	After 500 tapping	----	---
	After 750 Tapping	---	----

Conclusions:

The density of test item test chemical was determined following OECD Guideline 109 and according to the method recommended in the International Pharmacopoeia, fourth Edition, 2014 using bulk density apparatus.The mean pour density and tapped density of the test item was determine to be 0.1449 g/cm3 and 0.2083 g/cm3 at 27 °C and  974.7 hPa.

Executive summary:

The density of test item test chemical was determined following OECD Guideline 109 and according to the method recommended in the International Pharmacopoeia, fourth Edition, 2014 using bulk density apparatus.The mean pour density and tapped density of the test item was determine to be 0.1449 g/cm³ and 0.2083 g/cm³ at 27 °C and  974.7 hPa.

Description of key information

The density of test item test chemical was determined following OECD Guideline 109 and according to the method recommended in the International Pharmacopoeia, fourth Edition, 2014 using bulk density apparatus.The mean pour density and tapped density of the test item was determine to be 0.1449 g/cm³and 0.2083 g/cm³at 27 °C and  974.7 hPa.

Additional information

The density of test item test chemical was determined following OECD Guideline 109 and according to the method recommended in the International Pharmacopoeia, fourth Edition, 2014 using bulk density apparatus.The mean pour density and tapped density of the test item was determine to be 0.1449 g/cm³ and 0.2083 g/cm³ at 27 °C and  974.7 hPa.

From other reliable sources & authoritative databases experimental value of density of test chemical by mass by volume method was determined to be 0.253 g/cm³ at 30 deg C & 0.45 g/cm3.