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Diss Factsheets

Physical & Chemical properties

Water solubility

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Experiment start date - 29 September 2015; Experiment completion date - 02 October 2015; Study completion date - 05 October 2015.
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 105 (Water Solubility)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.6 (Water Solubility)
Deviations:
no
GLP compliance:
no
Type of method:
flask method
Specific details on test material used for the study:
Identification: FAT 40000/I TE Lot: MC 13
Appearance: Yellowish-orange powder
Key result
Water solubility:
366 g/L
Conc. based on:
test mat.
Loading of aqueous phase:
330 g/L
Temp.:
20 °C
Remarks on result:
other: pH is not available

Preliminary Visual Estimation of the Water Solubility

Amount of the test item in mg

Total volume in ml

Appearance of mixture

 

 

1000

1

undissolved

2

undissolved

3

dissolved

4

dissolved

The preliminary visual experiments showed that the water solubility of the test item is above 330 g/l.

Flask-Method

Experiment

A

B

C

D (blank)

Amountof test item[mg]

2500

2500

2500

-

Stirring time at 30°C [h]

24

48

72

72

Measured concentration [µg/ml]

 

4.43

 

4.61

 

4.69

 

-

 

Dilution

0.025ml/10ml/0.05ml/10ml

0.025ml/10ml/ 0.05ml/10ml

0.025ml/10ml/0.05ml/10ml

 

-

Water solubility [g/l]

354

368

376

-

Average experiments A to C: 366 g/l

Analytical concentration determination

Standard

Measured concentration

(µg/ml)

% Recovery

Sample C + 7.5 µg test item

12.3

100.9

Conclusions:
The water solubility of the test item at a temperature of 20 °C was determined to be 366 g/l.
Executive summary:

The water solubility of test item was evaluated in a study conducted according to EU Method A.6 and OECD Guideline 105. Flask method was used for this purpose.

Based on the findings of the study, the water solubility of test item at 20 °C was determined to be 366 g/l.

Description of key information

The water solubility of test item at 20 °C was determined to be 366 g/l.

Key value for chemical safety assessment

Water solubility:
366 g/L
at the temperature of:
20 °C

Additional information

The water solubility of test item was evaluated in a study conducted according to EU Method A.6 and OECD Guideline 105. Flask method was used for this purpose.

Based on the findings of the study, the water solubility of test item at 20 °C was determined to be 366 g/l.