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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Ecotoxicological information

Toxicity to terrestrial plants

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Endpoint:
toxicity to terrestrial plants: long-term
Type of information:
(Q)SAR
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification
Justification for type of information:
See Attached Justification
Qualifier:
according to guideline
Guideline:
other: REACH Guidance on QSARs R.6
Principles of method if other than guideline:
- Software tool(s) used including version:
See Field 'Attached justification'
- Model(s) used:
See Field 'Attached justification'
- Model description: See Field 'Attached justification'
- Justification of QSAR prediction: see field 'Attached justification'
GLP compliance:
not specified
Specific details on test material used for the study:

HC Block Type Carbon Number % weight
i-Olefin 12 100

Total 100

Species:
Avena sativa
Plant group:
Monocotyledonae (monocots)
Species:
Brassica rapa
Plant group:
Dicotyledonae (dicots)
Species:
Avena sativa
Duration:
14 d
Dose descriptor:
other: EL50
Effect conc.:
15 068 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
seedling emergence
Remarks on result:
other: QSAR predicted value
Species:
Avena sativa
Duration:
21 d
Dose descriptor:
other: EL10
Effect conc.:
2 887 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
growth
Remarks on result:
other: QSAR predicted value
Species:
Brassica rapa
Duration:
14 d
Dose descriptor:
other: EL50
Effect conc.:
9 729 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
seedling emergence
Remarks on result:
other: QSAR predicted value
Species:
Brassica rapa
Duration:
21 d
Dose descriptor:
other: EL10
Effect conc.:
1 864 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
growth
Remarks on result:
other: QSAR predicted value
Validity criteria fulfilled:
yes
Conclusions:
The QSAR predicted EL50 and EL10 for the UVCB substance for Avena sativa were 15068 and 2887 mg/kg soil dw, respectively.
The QSAR predicted EL50 and EL10 for the UVCB substance for Brassica rapa were 9729 and 1864 mg/kg soil dw, respectively.
Executive summary:

The QSAR predicted EL50 and EL10 for the UVCB substance for Avena sativa were 15068 and 2887 mg/kg soil dw, respectively. The QSAR predicted EL50 and EL10 for the UVCB substance for Brassica rapa were 9729 and 1864 mg/kg soil dw, respectively. The model used for the calculations was the PETROTOX v4.0 model. PETROTOX is a well-documented and peer reviewed model that is widely used across the chemicals industry. This substance fits within the criteria of the model and there are no reservations about the validity of the model runs. It is expected that this data is reliable with restrictions.

Endpoint:
toxicity to terrestrial plants: long-term
Type of information:
(Q)SAR
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification
Justification for type of information:
See Attached Justification
Qualifier:
according to guideline
Guideline:
other: REACH Guidance on QSARs R.6
Principles of method if other than guideline:
- Software tool(s) used including version:
See Field 'Attached justification'
- Model(s) used:
See Field 'Attached justification'
- Model description: See Field 'Attached justification'
- Justification of QSAR prediction: see field 'Attached justification'
GLP compliance:
not specified
Specific details on test material used for the study:
HC Block Type Carbon Number % weight
i-Olefin 16 100

Total 100
Species:
Avena sativa
Plant group:
Monocotyledonae (monocots)
Species:
Brassica rapa
Plant group:
Dicotyledonae (dicots)
Species:
Avena sativa
Duration:
14 d
Dose descriptor:
other: EL50
Effect conc.:
3 267 274 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
seedling emergence
Remarks on result:
other: QSAR predicted value
Species:
Avena sativa
Duration:
21 d
Dose descriptor:
other: EL10
Effect conc.:
625 914 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
growth
Remarks on result:
other: QSAR predicted value
Species:
Brassica rapa
Duration:
14 d
Dose descriptor:
other: EL50
Effect conc.:
2 109 529 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
seedling emergence
Remarks on result:
other: QSAR predicted value
Species:
Brassica rapa
Duration:
21 d
Dose descriptor:
other: EL10
Effect conc.:
404 124 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
growth
Remarks on result:
other: QSAR predicted value
Validity criteria fulfilled:
yes
Conclusions:
The QSAR predicted EL50 and EL10 for the UVCB substance for Avena sativa were 3267274 and 625914 mg/kg soil dw, respectively.
The QSAR predicted EL50 and EL10 for the UVCB substance for Brassica rapa were 2109529 and 404124 mg/kg soil dw, respectively.
Executive summary:

The QSAR predicted EL50 and EL10 for the UVCB substance for Avena sativa were 3267274 and 625914 mg/kg soil dw, respectively. The QSAR predicted EL50 and EL10 for the UVCB substance for Brassica rapa were 2109529 and 404124 mg/kg soil dw,respectively.The model used for the calculations was the PETROTOX v4.0 model. PETROTOX is a well-documented and peer reviewed model that is widely used across the chemicals industry. This substance fits within the criteria of the model and there are no reservations about the validity of the model runs. It is expected that this data is reliable with restrictions.

Endpoint:
toxicity to terrestrial plants: long-term
Type of information:
(Q)SAR
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification
Justification for type of information:
See Attached Justification
Qualifier:
according to guideline
Guideline:
other: REACH Guidance on QSARs R.6
Principles of method if other than guideline:
- Software tool(s) used including version:
See Field 'Attached justification'
- Model(s) used:
See Field 'Attached justification'
- Model description: See Field 'Attached justification'
- Justification of QSAR prediction: see field 'Attached justification'
GLP compliance:
not specified
Specific details on test material used for the study:
HC Block Type Carbon Number % weight
i-Olefin 20 100

Total 100
Species:
Avena sativa
Plant group:
Monocotyledonae (monocots)
Species:
Brassica rapa
Plant group:
Dicotyledonae (dicots)
Species:
Avena sativa
Duration:
14 d
Dose descriptor:
other: EL50
Effect conc.:
3 267 274 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
seedling emergence
Remarks on result:
other: QSAR predicted value
Species:
Avena sativa
Duration:
21 d
Dose descriptor:
other: EL10
Effect conc.:
625 914 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
growth
Remarks on result:
other: QSAR predicted value
Species:
Brassica rapa
Duration:
14 d
Dose descriptor:
other: EL50
Effect conc.:
2 109 529 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
seedling emergence
Remarks on result:
other: QSAR predicted value
Species:
Brassica rapa
Duration:
21 d
Dose descriptor:
other: EL10
Effect conc.:
404 124 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
growth
Remarks on result:
other: QSAR predicted value
Validity criteria fulfilled:
yes
Conclusions:
The QSAR predicted EL50 and EL10 for the UVCB substance for Avena sativa were 3267274 and 625914 mg/kg soil dw, respectively.
The QSAR predicted EL50 and EL10 for the UVCB substance for Brassica rapa were 2109529 and 404124 mg/kg soil dw,respectively.
Executive summary:

The QSAR predicted EL50 and EL10 for the UVCB substance for Avena sativa were 3267274 and 625914 mg/kg soil dw, respectively. The QSAR predicted EL50 and EL10 for the UVCB substance for Brassica rapa were 2109529 and 404124 mg/kg soil dw,respectively. The model used for the calculations was the PETROTOX v4.0 model. PETROTOX is a well-documented and peer reviewed model that is widely used across the chemicals industry. This substance fits within the criteria of the model and there are no reservations about the validity of the model runs. It is expected that this data is reliable with restrictions.

Endpoint:
toxicity to terrestrial plants: long-term
Type of information:
(Q)SAR
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification
Justification for type of information:
See Attached Justification
Qualifier:
according to guideline
Guideline:
other: REACH Guidance on QSARs R.6
Principles of method if other than guideline:
- Software tool(s) used including version:
See Field 'Attached justification'
- Model(s) used:
See Field 'Attached justification'
- Model description: See Field 'Attached justification'
- Justification of QSAR prediction: see field 'Attached justification'
GLP compliance:
not specified
Specific details on test material used for the study:
HC Block Type Carbon Number % weight
i-Olefin 8 100

Total 100
Species:
Avena sativa
Plant group:
Monocotyledonae (monocots)
Species:
Brassica rapa
Plant group:
Dicotyledonae (dicots)
Species:
Avena sativa
Duration:
14 d
Dose descriptor:
other: EL50
Effect conc.:
557 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
seedling emergence
Remarks on result:
other: QSAR predicted value
Species:
Avena sativa
Duration:
21 d
Dose descriptor:
other: EL10
Effect conc.:
107 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
growth
Remarks on result:
other: QSAR predicted value
Species:
Brassica rapa
Duration:
14 d
Dose descriptor:
other: EL50
Effect conc.:
360 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
seedling emergence
Remarks on result:
other: QSAR predicted value
Species:
Brassica rapa
Duration:
21 d
Dose descriptor:
other: EL10
Effect conc.:
68.9 mg/kg soil dw
Nominal / measured:
estimated
Conc. based on:
other: QSAR prediction
Basis for effect:
growth
Remarks on result:
other: QSAR predicted value
Validity criteria fulfilled:
yes
Conclusions:
The QSAR predicted EL50 and EL10 for the UVCB substance for Avena sativa were 557 and 107 mg/kg soil dw, respectively.
The QSAR predicted EL50 and EL10 for the UVCB substance for Brassica rapa were 360 and 68.9 mg/kg soil dw, respectively.
Executive summary:

The QSAR predicted EL50 and EL10 for the UVCB substance for Avena sativa were 557 and 107 mg/kg soil dw, respectively. The QSAR predicted EL50 and EL10 for the UVCB substance for Brassica rapa were 360 and 68.9 mg/kg soil dw,respectively. .The model used for the calculations was the PETROTOX v4.0 model. PETROTOX is a well-documented and peer reviewed model that is widely used across the chemicals industry. This substance fits within the criteria of the model and there are no reservations about the validity of the model runs. It is expected that this data is reliable with restrictions.

Description of key information

The terrestrial toxicity was predicted by a QSAR, the PETROTOX v4.0 computer model. PETROTOX is a well-documented and peer reviewed model that is widely used across the chemicals industry

The predicted EL50 values for Avena sativa ranged from 557 to 3267274 mg/kg soil dw. The predicted EL10 values for Avena sativa ranged from 107 to 625914 mg/kg soil dw. The predicted EL50 values for Brassica rapa ranged from 360 to 2109529 mg/kg soil dw. The predicted EL10 values for Brassica rapa ranged from 68.9 to 404124 mg/kg soil dw.

Key value for chemical safety assessment

Additional information

 
The PETROTOX v4.0 model for sediment terrestrial organism calculates the constituent concentration in sediment or soil using the product composition (% mass) along with the total sediment/soil (s/s) loading rate (concentration of the full substance as added to the soil/sediment). The model then uses the equilibrium-partitioning calculations to convert aqueous-based effect concentrations (EC50, mmol/L) to soil or sediment based values (mmol/kg oc) for each constituent using the CTLBB for the soil or sediment organism. Then, it combines the s/s based concentration (mg/kg dw) and the effect concentrations in soil or sediment based values (mmol/kg oc) to compute toxic units for each constituent, which are then summed to determine the overall effect concentration (LC50ss) of the substance.
 
The predicted values were: 
Species Carbon No. LL50 / EL50 (mg/kg_dw) EL10 (mg/kg_dw)
Avena sativa C8 557 107
Avena sativa C12 15068 2887
Avena sativa C16 3267274 625914
Avena sativa C20 3267274 625914

 

Species Carbon No. LL50 / EL50 (mg/kg_dw) EL10 (mg/kg_dw)
Brassica rapa C8 360 68.9
Brassica rapa C12 9729 1864
Brassica rapa C16 2109529 404124
Brassica rapa C20 2109529 404124