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Partition coefficient

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Reference
Endpoint:
partition coefficient
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 107 (Partition Coefficient (n-octanol / water), Shake Flask Method)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
flask method
Partition coefficient type:
octanol-water
Analytical method:
gas chromatography
Key result
Type:
log Pow
Partition coefficient:
-0.12
Temp.:
23 °C
pH:
6.2

Results in detail:

Test   tot. conc.(mg/l)  V water (ml)  V n-octanol (ml) C found in water (mg/l)  C found in n-octanol (mg(l)  Pow   log Pow
 1a  1440.40  20  10  519  397  0.7656  -0.12
 1b  1440.40  20 20  835   611 0.7294  -0.14 
 1d  1440.40 10  20  1126   852 0.7571   -0.12
2a   1566.90  20  10  562  423 0.7525   -0.12
 2b  1566.90  20  20  867  660  0.7815  -0.12
 2d  1566.90  10 20  1219   923 0.7568   -0.12
           mean 0.1875  -0.12 
           SD +-0.0108  +-0.01 
Conclusions:
Result:
log Pow = -0.12 at T = 23 °C and pH = 6.2
(mean of all pH values of the water phases)
Executive summary:

Result:

log Pow = -0.12 at T = 23 °C and pH = 6.2

(mean of all pH values of the water phases)

Description of key information

log Pow = -0.12 at T = 23 °C and pH = 6.2

Key value for chemical safety assessment

Log Kow (Log Pow):
-0.12
at the temperature of:
23 °C

Additional information

The measurement were done according OECD Guideline for the Testing of Chemicals 107 (shake flask method).

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