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Description of key information

Terrestrial bioaccumulation

There are no relevant measured bioaccumulation data for terrestrial organisms available for the substance. The default QSAR for bioconcentration in earthworms is therefore used:

log BCF = 1.0*logKow– 0.6

Table4.7: Bioconcentration factors

Block

Constituents

Bioconcentration Factor (BCF)

1

Low boiling fatty acids

1.82E+03

2

C16 saturated - C18.3 unsaturated fatty acids

3.16E+04

3

C18 saturated - C24 saturated and unsaturated fatty acids

1.29E+05

4

Abietic acid

1.07E+03

5

Palustric acid

8.71E+03

6

Pimaric acid

1.12E+03

7

Sesquiterpene

1.86E+07

8

Abietol

-

9

Tetracosanol and dehydrated sterol

2.51E+07

10

Aldehydes

3.49E+05

11

Dimethoxystilbene

1.23E+04

12

Sitosterols and analoque

2.51E+07

13

Polymeric acids*

-

14

Polymeric neutrals*

-

*not assessed because they are high polymeric constituents

Key value for chemical safety assessment

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