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Environmental fate & pathways

Biodegradation in water: screening tests

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Description of key information

Based on a Weight of Evidence approach, it can be possible to consider that Eucalyptus oil is readily biodegradable. All major constituents are readily biodegradable.

Key value for chemical safety assessment

Biodegradation in water:
readily biodegradable

Additional information

All major constituents of Eucalyptus oil are considered readily biodegradable (see table below).

Constituents

Range in the mixture

Biodegradation results

Reference in IUCLID 6

1,8-cineol

55 - 95%

Readily biodegradable

1,8-cineol, 470-82-6, Biodegradation in water: screening tests, Rudio, 1997, RS, W

(d,l)-limonene

0 - 12%

Readily biodegradable

(d,l)-limonene, 138-86-3, Biodegradation in water: screening tests, MITI, 1980, RS, W

alpha-pinene

0 - 23%

Readily biodegradable

alpha-pinene, 80-56-8, Biodegradation in water: screening tests, MITI, 2007, RS, W

gamma-terpinene

<5%

Readily biodegradable

gamma-terpinene, 99-85-4, Biodegradation in water: screening tests, MITI, 1988, RS, W

para-cymene

<9%

Readily biodegradable

para-cymene, 99-87-6, Biodegradation in water: screening tests, MITI, 1987, RS, W

terpineol

<5%

Readily biodegradable

terpineol, 8000-41-7, Biodegradation in water: screening tests, Rudio, 1997, RS, W

alpha-terpineol

<1.5%

Readily biodegradable

alpha-terpineol, 98-55-5, Biodegradation in water: screening tests, MITI, 1978, RS, W

beta-pinene

<1.5%

Readily biodegradable

beta-pinene, 127-91-3, Biodegradation in water: screening tests, van Ginkel, 2010, RS, W

beta-myrcene

<3%

Readily biodegradable

beta-myrcene, 123-35-3, Biodegradation in water: screening tests, MITI, 1987, RS, W

Based on a Weight of Evidence approach, it can be possible to consider that Eucalytpus oil is readily biodegradable.