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EC number: 235-227-6 | CAS number: 12136-45-7
Toxicity to terrestrial plants
Administrative data
Link to relevant study record(s)
- Endpoint:
- toxicity to terrestrial plants: long-term
- Data waiving:
- other justification
- Justification for data waiving:
- other:
- Endpoint:
- toxicity to terrestrial plants: long-term
- Type of information:
- (Q)SAR
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: US EPA accepted QSAR method for chemicals properties assessment.
- Justification for type of information:
- QSAR prediction: migrated from IUCLID 5.6
- Qualifier:
- according to guideline
- Guideline:
- other: QSAR
- Principles of method if other than guideline:
- EPI Suite v 4.1/ECOSARv1.00
- GLP compliance:
- no
- Remarks:
- not applicable. QSAR model
- Analytical monitoring:
- not required
- Vehicle:
- no
- Species:
- other: Terrestrial plants,QSAR model
- Plant group:
- other: QSAR model
- Details on test organisms:
- no further information
- Test type:
- other: QSAR
- Study type:
- other: QSAR
- Substrate type:
- other: QSAR
- Limit test:
- no
- Total exposure duration:
- 30 d
- Test temperature:
- not applicable. QSAR model
- pH:
- not applicable. QSAR model
- Moisture:
- not applicable. QSAR model
- Details on test conditions:
- -Name of test material (as cited in study report:Potassium oxide
CAS Number: 12136-45-7
SMILES : KOK
CHEM : Potash (potassium oxide)
MOL FOR: O1 K2
MOL WT : 94.20
Values used to Generate ECOSAR Profile
Log Kow: -1.380 (EPISuite Kowwin v1.68 Estimate)
Wat Sol: 1E+006 (mg/L, EPISuite WSKowwin v1.43 Estimate) - Reference substance (positive control):
- no
- Species:
- other: Terrestrial plants,QSAR model
- Duration:
- 96 h
- Dose descriptor:
- EC50
- Effect conc.:
- 1 368.296 mg/kg soil dw
- Nominal / measured:
- not specified
- Conc. based on:
- not specified
- Basis for effect:
- not specified
- Remarks on result:
- other: 1 kg of water has a volume of 1 L and the mg/kg and mg/L are the same.
- Species:
- other: Terrestrial plants,QSAR model
- Duration:
- 30 d
- Dose descriptor:
- NOEC
- Effect conc.:
- 178.832 mg/kg soil dw
- Nominal / measured:
- not specified
- Conc. based on:
- not specified
- Basis for effect:
- not specified
- Remarks on result:
- other: cited as a ChV value, 1 kg of water has a volume of 1 L and the mg/kg and mg/L are the same.
- Details on results:
- The ECOSAR QSAR model predicts that 30-day, NOEC cited as a ChV value would to be 178.832 mg/L (ppm) for terrestrial plants.
The ECOSAR QSAR model predicts that 96-hr EC50 valuewould to be 1368.296mg/L (ppm) for terrestrial plants.
1 kg of water has a volume of 1 L and the mg/kg and mg/L are the same. - Validity criteria fulfilled:
- yes
- Remarks:
- US EPA accepted QSAR method for chemicals properties assessment.
- Conclusions:
- The ECOSAR QSAR model predicts that 30-day, NOEC cited as a ChV value would to be 178.832 mg/L (ppm) for terrestrial plants.
The ECOSAR QSAR model predicts that 96-hr EC50 value would to be 1368.296 mg/L (ppm) for terrestrial plants.
1 kg of water has a volume of 1 L and the mg/kg and mg/L are the same. - Executive summary:
The ECOSAR QSAR model predicts that 30-day, NOEC cited as a ChV value would to be 178.832 mg/L (ppm) for terrestrial plants.
The ECOSAR QSAR model predicts that 96-hr EC50 value would to be 1368.296 mg/L (ppm) for terrestrial plants.
1 kg of water has a volume of 1 L and the mg/kg and mg/L are the same.
Referenceopen allclose all
Overview of QSARs estimations on toxicity of Dipotassium oxide/Potassium oxide to terrestrial plants
Method
|
Results |
Remarks |
Reference |
QSAR estimate |
Terrestrial plants ,96-hrEC50 = 1368.296 mg/L (ppm) Terrestrial plants, 30-day, ChV (chronic value) =178.832 mg/L (ppm)
|
Reliable with restrictions, QSAR estimated data |
ECOSAR Program (v1.00) |
Terrestrial plants ,96-hrEC50 = 1368.296 mg/L (ppm)
Terrestrial plants, 30-day, ChV (chronic value) =178.832 mg/L (ppm)
1 kg of water has a volume of 1 L and the mg/kg and mg/L are the same.
Description of key information
The ECOSAR QSAR model predicts that 30-day, NOEC cited as a ChV value would to be 178.832 mg/L (ppm) for terrestrial plants.
The ECOSAR QSAR model predicts that 96-hr EC50 value would to be 1368.296 mg/L (ppm) for terrestrial plants.
1 kg of water has a volume of 1 L and the mg/kg and mg/L are the same.
Key value for chemical safety assessment
- Short-term EC50 or LC50 for terrestrial plants:
- 1 368.296 mg/kg soil dw
- Long-term EC10, LC10 or NOEC for terrestrial plants:
- 178.832 mg/kg soil dw
Additional information
The ECOSAR QSAR model predicts that 30-day, NOEC cited as a ChV value would to be 178.832 mg/L (ppm) for terrestrial plants.
The ECOSAR QSAR model predicts that 96-hr EC50 value would to be 1368.296 mg/L (ppm) for terrestrial plants.
1 kg of water has a volume of 1 L and the mg/kg and mg/L are the same.
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