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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:
2005-10-06 - 2005-11-18
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: The GLP study was conducted according to an internationally accepted guideline. All study parameters are based on the specific guideline.
Qualifier:
according to guideline
Guideline:
EU Method A.6 (Water Solubility)
GLP compliance:
yes (incl. QA statement)
Type of method:
flask method
Key result
Water solubility:
1 394 mg/L
Conc. based on:
test mat.
Loading of aqueous phase:
11.84 g/L
Temp.:
20 °C
pH:
6.2

The mean values of the water solubilities of all three different shaking times and a equilibration period of 24 h at 20 °C are summerised in the following table:

shaking time

concentration

[h]

[mg/l]

24

1397.6

48

1394.6

72

1388.5

mean value:

1394

standard deviation:

4.6

coefficient of variation [%]:

0.3

Conclusions:
Interpretation of results (migrated information): soluble (1000-10000 mg/L)
The water solubility of N-(2-Nitrophenyl)phosphoric triamide was determined according to EU method A.6 (flask method). The mean value of the water solubility of the test item is 1394 mg/l at 20 °C.
Executive summary:

The water solubility of N-(2-Nitrophenyl)phosphoric triamide was determined according to EU method A.6 (flask method). The investigation of the concentration of the test item in water was performed by HPLC analysis with UV detection. The mean value of the water solubility of the test item is 1394 mg/l at 20 °C.

Description of key information

The water solubility of N-(2-Nitrophenyl)phosphoric triamide was determined according to EU method A.6 (flask method). The mean value of the water solubility of the test item is 1394 mg/l at 20 °C.

Key value for chemical safety assessment

Water solubility:
1 394 mg/L
at the temperature of:
20 °C

Additional information

The water solubility of the test item is 1394 mg/l at 20 °C.