1-hydroxybenzotriazole

Density

Link to relevant study record(s)

Reference

Endpoint:

density, other

Type of information:

experimental study

Adequacy of study:

key study

Study period:

2017-02-06 – 2017-02-06

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Justification for type of information:

Experimental result performed using standard methods of analysis

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 is determined by using pyknometer. It is the ratio of mass of the unit volume of test item at a stated temperature to mass of the same volume of gas free distilled water at a stated temperature.

GLP compliance:

no

Type of method:

pycnometer method

Key result

Type:

density

Density:

1.438 g/cm³

Temp.:

20 °C

Remarks on result:

other: No other detail available

Method Details		Observations		Remarks if, any
Guideline	OECD 109	1^stReading	2^nd Reading
Method	Adapted from ASTM 854-02
Principle of method	The density of test item is determined by using pyknometer. It is the ratio of mass of the unit volume of test item at a stated temperature to mass of the same volume of gas free distilled water at a stated temperature.
Test temperature (°C)	-	20^oC	20^oC
Atmospheric pressure (in hPa)	-	975.6	976.2
Weight of empty dry pyknometer (Wp)		29.318	30.905
Weight of pyknometer filled with water (WA)		78.890	80.573
Weight of pyknometer + test Item (WPS)		34.422	35.894
Weight of pyknometer +test Item+ water (WB)		80.503	82.049

 

 

CALCULATIONS:

	Calculated values
	1^stCalculation	2^nd Calculation
Wo=WPS-WP	5.104	4.989
(WA-WB)	-1.613	-1.476
Specific gravity = WO/[WO+ (WA-WB)]	5.104/5.104 + (78.890- 80.503)	4.989/4.989 + (82.049-80.573)
Specific Gravity; Gs	1.4620	1.4201
Density (g/cm³)	1.4620 * 0.9982 = 1.4593	1.4201 * 0.9982 = 1.4175
Mean Density (g/cm³)	1.4384

Conclusions:

The density of Test item was determined following OECD guideline 109 and according to the method adapted from ASTM D 854-02. The mean density of the test item was determine to be 1.4384 g/cm³ at 20°C and 975.9 hPa.

Executive summary:

The density of Test item was determined following OECD guideline 109 and according to the method adapted from ASTM D 854-02. The mean density of the test item was determine to be 1.4384 g/cm³ at 20°C and 975.9 hPa.

Description of key information

The density of Test item was determined following OECD guideline 109 and according to the method adapted from ASTM D 854-02. The mean density of the test item was determine to be 1.4384 g/cm³ at 20°C and 975.9 hPa.

Additional information

The density of Test item was determined following OECD guideline 109 and according to the method adapted from ASTM D 854-02. The mean density of the test item was determine to be 1.4384 g/cm³ at 20°C and 975.9 hPa.

From reliable sources density of test chemical is determine to be 1.3228 g/cm3 at temperature 25 Deg C.