Registration Dossier
Registration Dossier
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EC number: 234-390-0 | CAS number: 11138-47-9
Toxicity to other aquatic organisms
Administrative data
- Endpoint:
- toxicity to other aquatic vertebrates
- Type of information:
- experimental study
- Adequacy of study:
- supporting study
- Study period:
- 1991
- Reliability:
- 4 (not assignable)
- Rationale for reliability incl. deficiencies:
- other: Insufficient documentation
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 998
Materials and methods
Test guideline
- Qualifier:
- no guideline followed
- Principles of method if other than guideline:
- Method: microcosm test; according to Guhl (1978)
- GLP compliance:
- no
Test material
- Reference substance name:
- Perboric acid, sodium salt
- EC Number:
- 234-390-0
- EC Name:
- Perboric acid, sodium salt
- Cas Number:
- 11138-47-9
- Molecular formula:
- For detailed information on substance identity, molecular and structural formula see attached file AD_PBS_Substance_Identification (taken from ECB (2007) EU RAR Perboric acid)
- IUPAC Name:
- sodium hydroxy hydrogen borate
- Details on test material:
- sodium perborate tetrahydrate; purity: no data
Constituent 1
Sampling and analysis
- Analytical monitoring:
- no
Test organisms
- Test organisms (species):
- other: other: 6 different trophic levels
Study design
- Test type:
- flow-through
- Water media type:
- freshwater
- Total exposure duration:
- 21 d
Test conditions
- Details on test conditions:
- Test system: flow through (every two hours a volume of 10 ml fresh perborate solution was added)
Light condition: 16 h light / 8 h darkness
Temperature: 20 +- 2°C
water quality: degree of saprobity: 2 (according to Sladecek)
Results and discussion
Effect concentrationsopen allclose all
- Duration:
- 21 d
- Dose descriptor:
- LOEC
- Effect conc.:
- 2.56 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- other: relative abundance
- Duration:
- 21 d
- Dose descriptor:
- NOEC
- Effect conc.:
- 1.42 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- other: relative abundance
- Details on results:
- NOEC = 1.42 mg test substance /L (= 0.10 mg B/L)
LOEC = 2.56 mg test substance /L (= 0.18 mg B/L)
Applicant's summary and conclusion
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
