Registration Dossier

Administrative data

Endpoint:
other distribution data
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Accepted calculation method

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2009
Report Date:
2009

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
Calculation method according to Mackay and others (Cohen et al., 1978; Mackay and Leinonen, 1975; Mackay et al., 1979; Mackay and Wolkoff, 1973) using the program US EPA EPI Suite v 4.00
GLP compliance:
no
Type of study:
other: calculation method
Media:
water - air

Test material

Reference
Name:
Unnamed
Type:
Constituent

Results and discussion

Any other information on results incl. tables

The volatilization half-lifes from a model river and a model lake have been calculated using the conditions specified in the following table (calculation program as noted above).

 

 

 

River

Lake

Water depth         [m]

1

1

Wind velocity      [m/sec]

5

0.5

Current velocity  [m/sec]

1

0.05

Half-life                 [h]

2.159

145.7

Half-life                 [d]

0.09

6.07

 

Applicant's summary and conclusion

Conclusions:
Diisopropylnaphthalene distributed in water will volatilize into air in short periods of time.