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EC number: 915-932-1 | 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
Short-term toxicity to aquatic invertebrates
Administrative data
Link to relevant study record(s)
- Endpoint:
- short-term toxicity to aquatic invertebrates
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 07 Feb 2018 - 17 April 2018
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 202 (Daphnia sp. Acute Immobilisation Test)
- Deviations:
- no
- GLP compliance:
- yes
- Specific details on test material used for the study:
- Reference Identification: KSS-FR; Reaction mass of dipotassium 3,3’-sulphonylbis(benzenesulphonate) and potassium 3- (phenylsulphonyl)benzenesulphonate
CAS# 63316-33-6 and CAS# 63316-43-8
EC# 915-932-1
Label Identification: Arichem, LLC; 187 Sloss Industries Road; Ariton, AL 36311 USA
Product Sample: Potassium Diphenylsulfone Sulfonate; (KSS-FR) Lot: 1801-08
Date & Quantity Received: 29 Jan 18; 108.4 g (GW)
Physical Description: White powder
Storage Conditions: Room temperature
Purity: 92.6% active ingredient - Analytical monitoring:
- no
- Remarks:
- Substance is a non-volatile solid and stable in water at environmental pH
- Vehicle:
- no
- Details on test solutions:
- 0.108 g of test item was disolved in 1000 mL of dilution water and mixed for 15 minutes
- Test organisms (species):
- Daphnia magna
- Details on test organisms:
- Species: Daphnia magna
Justification of Species: One of the daphnid species specified in the regulations
Source: STILLMEADOW, Inc. culture laboratory
Age: No greater than 24 hours old at dosing
- Range-finding DOB: 20 Feb 18
- Limit Test DOB: 27 Feb 18
Quantity Range-finding: 10 per test concentration and control
Quantity Limit Test: 20 per test concentration and control - Test type:
- static
- Water media type:
- freshwater
- Limit test:
- yes
- Total exposure duration:
- 48 h
- Post exposure observation period:
- None
- Hardness:
- Range-finding: 215 mg/L CaCO3
Limit Test: 180 mg/L CaCO3 - Test temperature:
- Target: 20 +/- 1 deg. Celsius
Actual: 21°C - pH:
- Range finding: 7.3
Limit Test: 7.6 - Dissolved oxygen:
- Target: 60 - 105% saturation at dosing
Actual Range-finding: 91-95%
Actual Limit Test: 90-94% - Conductivity:
- 673 - 685 µmhos/cm
- Nominal and measured concentrations:
- Range Finding: 0.01 mg/L, 0.1 mg/L, 1.0 mg/L, 10 mg/L, and 100 mg/L
Limit Test: 100 mg/L - Details on test conditions:
- Test Chambers: 250 mL glass beakers; filled with 200 mL of the appropriate solution
16-hours light / 8-hours dark cycle - Reference substance (positive control):
- no
- Key result
- Duration:
- 48 h
- Dose descriptor:
- EC50
- Effect conc.:
- > 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mortality
- Details on results:
- Temperature, pH, Dissolved Oxygen, and Conductivity were all maintained within the desired test parameters throughout the study.
- Validity criteria fulfilled:
- yes
- Conclusions:
- The EC50 was determined to be >100 mg/L
- Executive summary:
In a GLP guidline study conducted according to OECD 202, the substance was evaluated for toxicity to Daphnia Magna in a 48-hour static test at a limit dose of 100 mg/L. Four of the five test organisms (80%) survived the 48 -hour test period, with all organisms (100%) surviving the first 24 hours. Given these results, the EC50 was determined to be >100 mg/L.
Reference
Limit Test Survival:
Conc. (mg/L) |
Replicate |
Number of Surviving Organisms |
Survival |
||
0 Hours |
24 Hours |
48 Hours |
|||
Control |
A |
5 |
5 |
5 |
100% |
B |
5 |
5 |
5 |
||
C |
5 |
5 |
5 |
||
D |
5 |
5 |
5 |
||
100 |
A |
5 |
5 |
4* |
80% |
B |
5 |
5 |
4* |
||
C |
5 |
5 |
4* |
||
D |
5 |
5 |
4* |
Note:All organisms had no observable abnormalities unless otherwise indicated.
*Solution was clear. Organisms observed moving very slowly.
Description of key information
In a GLP guidline study conducted according to OECD 202, the substance was evaluated for toxicity to Daphnia Magna in a 48-hour static acute toxicity test at a limit dose of 100 mg/L. Four of the five test organisms (80%) survived the 48 -hour test period, with all organisms (100%) surviving the first 24 hours. Given these results, the EC50 was determined to be >100 mg/L.
Key value for chemical safety assessment
Additional information
EC50 >100 mg/L
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