Uptake fraction of DBP: Difference between revisions

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== Scope ==
== Scope ==
 
This variable describes the uptake fraction of Di-n-butylphthalate when exposed through inhalation, ingestion or dermal pathway. Different uptake fractions for adults and children.
This includes a verbal definition of the spatial, temporal, and other limits
(system boundaries) of the variable. The scope is defined according to the use
purpose of the assessment(s) that the variable belongs to.


== Definition ==
== Definition ==


=== Data ===
=== Data ===
Data was obtained from couple of sources and is mainly based on measurements.


Description of the data used for obtaining the value of the variable
(e.g. measurement data; mathematical method and its parameters). <br>
Please include references (preferably using the ''<nowiki><ref> </ref></nowiki>'' tags)
and links to original data, as appropriate.


=== Dependencies ===
=== Dependencies ===
List of upstream variables.
The variables can be listed used descriptive (free-format) names or unambiguous identifiers
(e.g. [[Analytica]] IDs).


=== Unit ===
=== Unit ===


Unit in which the result is expressed.
-


=== Formula ===
=== Formula ===


Algebra or other explicit methods if possible
(e.g. [[Analytica]] code between the ''<nowiki><anacode> </anacode></nowiki>'' tags).


== Result ==
== Result ==


If possible, a numerical expression or distribution.
{| {{prettytable}}
| Dermal route (UFder)
| Inhalation route (UFinh)
| Oral route (UForal)
|----
| Adults
| 0.1 <ref name="ECB 2003"> European Union Risk Assessment Report for dibutyl phthalate. Office for Official Publications of the European Communities, Luxembourg. http://ecb.jrc.it/DOCUMENTS/Existing-Chemicals/RISK_ASSESSMENT/REPORT/dibutylphthalatereport003.pdfa</ref>
| 0.75 <ref name="wormuth">Wormuth, M., Scheringer, M., Vollenweider, M., Hungerbuhler, K. 2006 What Are the Sources of Exposure to Eight Frequently Used Phthalic Acid Esters in Europeans? Risk Analysis 26, 803-824 </ref>
| Uniform, min = 0.5, max = 0.9 <ref name="ECB 2003"/>, <ref name="anderson">Anderson,W. A. C., Castle, L., Scotter, M. J.,Massey, R. C., Springall, C. 2001 A biomarker approach to measuring human dietary exposure to certain phthalate diesters. Food Additives and Contaminants 18, 1068–1074.</ref>
|----
| Children
| 0.1 <ref name="ECB 2003"/>
| 1 <ref name="wormuth"/>
| Uniform, min = 0.5, max = 0.9 <ref name="ECB 2003"/>, <ref name="anderson"/>
|----
|}
 


==See also==
==See also==


Links to relevant information that does not belong to ''Definition''.
 


==References==
==References==


...will appear here automatically, if cited above using the ''<nowiki><ref> </ref></nowiki>'' tags.
Additional references can also be listed here.


<references/>
<references/>

Revision as of 07:28, 21 June 2010


Boxes with dashed borders contain brief guidance text
for completing the entries for new variables.

Scope

This variable describes the uptake fraction of Di-n-butylphthalate when exposed through inhalation, ingestion or dermal pathway. Different uptake fractions for adults and children.

Definition

Data

Data was obtained from couple of sources and is mainly based on measurements.


Dependencies

Unit

-

Formula

Result

Dermal route (UFder) Inhalation route (UFinh) Oral route (UForal)
Adults 0.1 [1] 0.75 [2] Uniform, min = 0.5, max = 0.9 [1], [3]
Children 0.1 [1] 1 [2] Uniform, min = 0.5, max = 0.9 [1], [3]


See also

References

  1. 1.0 1.1 1.2 1.3 European Union Risk Assessment Report for dibutyl phthalate. Office for Official Publications of the European Communities, Luxembourg. http://ecb.jrc.it/DOCUMENTS/Existing-Chemicals/RISK_ASSESSMENT/REPORT/dibutylphthalatereport003.pdfa
  2. 2.0 2.1 Wormuth, M., Scheringer, M., Vollenweider, M., Hungerbuhler, K. 2006 What Are the Sources of Exposure to Eight Frequently Used Phthalic Acid Esters in Europeans? Risk Analysis 26, 803-824
  3. 3.0 3.1 Anderson,W. A. C., Castle, L., Scotter, M. J.,Massey, R. C., Springall, C. 2001 A biomarker approach to measuring human dietary exposure to certain phthalate diesters. Food Additives and Contaminants 18, 1068–1074.