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EC number: 950-492-4 | CAS number: -
- Life Cycle description
- Uses advised against
- Endpoint summary
- Appearance / physical state / colour
- Melting point / freezing point
- Boiling point
- Density
- Particle size distribution (Granulometry)
- Vapour pressure
- Partition coefficient
- Water solubility
- Solubility in organic solvents / fat solubility
- Surface tension
- Flash point
- Auto flammability
- Flammability
- Explosiveness
- Oxidising properties
- Oxidation reduction potential
- Stability in organic solvents and identity of relevant degradation products
- Storage stability and reactivity towards container material
- Stability: thermal, sunlight, metals
- pH
- Dissociation constant
- Viscosity
- Additional physico-chemical information
- Additional physico-chemical properties of nanomaterials
- Nanomaterial agglomeration / aggregation
- Nanomaterial crystalline phase
- Nanomaterial crystallite and grain size
- Nanomaterial aspect ratio / shape
- Nanomaterial specific surface area
- Nanomaterial Zeta potential
- Nanomaterial surface chemistry
- Nanomaterial dustiness
- Nanomaterial porosity
- Nanomaterial pour density
- Nanomaterial photocatalytic activity
- Nanomaterial radical formation potential
- Nanomaterial catalytic activity
- Endpoint summary
- Stability
- Biodegradation
- Bioaccumulation
- Transport and distribution
- Environmental data
- Additional information on environmental fate and behaviour
- Ecotoxicological Summary
- Aquatic toxicity
- Endpoint summary
- Short-term toxicity to fish
- Long-term toxicity to fish
- Short-term toxicity to aquatic invertebrates
- Long-term toxicity to aquatic invertebrates
- Toxicity to aquatic algae and cyanobacteria
- Toxicity to aquatic plants other than algae
- Toxicity to microorganisms
- Endocrine disrupter testing in aquatic vertebrates – in vivo
- Toxicity to other aquatic organisms
- Sediment toxicity
- Terrestrial toxicity
- Biological effects monitoring
- Biotransformation and kinetics
- Additional ecotoxological information
- Toxicological Summary
- Toxicokinetics, metabolism and distribution
- Acute Toxicity
- Irritation / corrosion
- Sensitisation
- Repeated dose toxicity
- Genetic toxicity
- Carcinogenicity
- Toxicity to reproduction
- Specific investigations
- Exposure related observations in humans
- Toxic effects on livestock and pets
- Additional toxicological data

Adsorption / desorption
Administrative data
Link to relevant study record(s)
- Endpoint:
- adsorption / desorption: screening
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 121 (Estimation of the Adsorption Coefficient (Koc) on Soil and on Sewage Sludge using High Performance Liquid Chromatography (HPLC))
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- HPLC estimation method
- Media:
- soil/sewage sludge
- Specific details on test material used for the study:
- SOURCE OF TEST MATERIAL
- Source (i.e. manufacturer or supplier) and lot/batch number of test material: provided by Sponsor, Lot number 91112Y
- Purity.: 92.4%
STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: The test sample was stored in a dark storage place at room temperature,
- Stability and homogeneity of the test material in the vehicle/solvent under test conditions (e.g. in the exposure medium) and during storage: stability
TREATMENT OF TEST MATERIAL PRIOR TO TESTING
- Treatment of test material prior to testing (e.g. warming, grinding): The test sample(50.1mg) was weighed with an electronic analytical balance and then filled up to10mL with tetrahydrofuran. This solution(1mL) was filled up to10mL with eluent for HPLC analysis to prepare a test item solution. Tetrahydrofuran(1mL) was filled up to 10mL with the eluent and the solution was used as a solvent blank. - Radiolabelling:
- no
- Test temperature:
- 25℃
- Details on study design: HPLC method:
- EQUIPMENT
- Apparatus: LC-2010CHr(Built-in ultraviolet and visible spectrophotometer) (Shimadzu)
- Type: High-performance liquid chromatograph(No.LC-138)
- Type, material and dimension of analytical (guard) column: Inertsil CN-3(150mmx 2.1mm L.D., particle size 5um,GL Sciences)
MOBILE PHASES
Eluent : Methanol/purified water (65/35v/v)
DETERMINATION OF DEAD TIME
Retention time of test item(min)
REFERENCE SUBSTANCES
- Identity: Formamide (75-12-7); NN-Dimethyl benzamide 611-74-5; Atrazine 1912-24-9; Linuron 330-55-2; 1,2,3-Trichlorobenzene 87-61-6; Phenanthrene 85-01-8; DDT 50-29-3
DETERMINATION OF RETENTION TIMES
- Quantity of test substance introduced in the column: 2μl
- Quantity of reference substances: 2-10 μl
REPETITIONS
- Number of determinations: 2
EVALUATION
- Calculation of capacity factors k': k= (tR-t0)/t0
- Determination of the log Koc value: log Koc= a×log k+b - Type:
- log Koc
- Value:
- >= 3.87 - <= 4.61 dimensionless
- Temp.:
- 25 °C
- Remarks on result:
- other: pH : not specific
- Details on results (HPLC method):
- attachment
- Validity criteria fulfilled:
- yes
- Conclusions:
- The log Koc of the test item is 3.87-4.61.
- Executive summary:
HPLC method (OECD121, GLP. RL1) was applied to estimation of the Adsorption Coefficient(Koc)on soil and on sewage sludge of the test item. The test item is a multi- constituent substance, and two peaks of HPLC used for Koc analysis. The log Koc of the test item is 3.87-4.61.
Reference
Description of key information
The log Koc of the test item is 3.87-4.61.
Key value for chemical safety assessment
- Koc at 20 °C:
- 7 413
Additional information
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