Registration Dossier
Registration Dossier
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EC number: 204-975-5 | CAS number: 130-13-2
Biodegradation in water: screening tests
Administrative data
- Endpoint:
- biodegradation in water: ready biodegradability
- Type of information:
- calculation (if not (Q)SAR)
- Remarks:
- Migrated phrase: estimated by calculation
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
Data source
Reference
- Reference Type:
- other: Prediction model
- Title:
- Bio-degradation in water by Environmental Science Center’s PBT profiler
- Author:
- Environmental Science Center
- Year:
- 2 010
- Bibliographic source:
- PBT profiler, Office of Chemical Safety and Pollution Prevention , U.S. Environmental Protection Agency; version 1.301
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: Modelling database
- Principles of method if other than guideline:
- PBT profiler database
- GLP compliance:
- no
Test material
- Reference substance name:
- Sodium 4-aminonaphthalene-1-sulphonate
- EC Number:
- 204-975-5
- EC Name:
- Sodium 4-aminonaphthalene-1-sulphonate
- Cas Number:
- 130-13-2
- Molecular formula:
- C10H9NO3S.Na
- IUPAC Name:
- sodium 4-aminonaphthalene-1-sulfonate
- Test material form:
- solid: crystalline
- Details on test material:
- CAS number: 130-13-2
Chemical Name: sodium 4-aminonaphthalene-1-sulphonate
Molecular formula: C10H9NO3S.Na
Constituent 1
Study design
- Oxygen conditions:
- other: modelling database
Results and discussion
% Degradation
- Parameter:
- other: Halflife
- Value:
- 50
- Sampling time:
- 38 d
- Remarks on result:
- other: other details not available
- Details on results:
- Half life = 38 days
Applicant's summary and conclusion
- Interpretation of results:
- readily biodegradable
- Conclusions:
- The chemical sodium 4-aminonaphthalene-1-sulphonate is likely to show 50% biodegradation in water in 38 days (half-life) indicating that the chemical is non-persistant in water i.e. readily biodegradable in water
- Executive summary:
The chemical sodium 4-aminonaphthalene-1-sulphonate is likely to show 50% biodegradation in water in 38 days (half-life) indicating that the chemical is non-persistant in water i.e. readily biodegradable in water
Media
Half-Life (days)
Percent in
MediumWater
38
16%
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