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EC number: 231-668-3 | CAS number: 7681-52-9
- 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
pH
Administrative data
- Endpoint:
- pH
- Type of information:
- experimental study
- Adequacy of study:
- other information
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Study report with good documentation and according to GLP
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 007
Materials and methods
Test guideline
- Qualifier:
- no guideline available
- Principles of method if other than guideline:
- No guideline available. For details on method see below.
- GLP compliance:
- yes (incl. QA statement)
Test material
- Reference substance name:
- Sodium hypochlorite
- EC Number:
- 231-668-3
- EC Name:
- Sodium hypochlorite
- Cas Number:
- 7681-52-9
- Molecular formula:
- ClO.Na
- IUPAC Name:
- sodium hypochlorite
- Details on test material:
- 5.4 % available chlorine
Constituent 1
Results and discussion
pH valueopen allclose all
- pH value:
- 12.5
- Temp.:
- 19.1 °C
- Concentration:
- other: pure test item
- pH value:
- 10.3
- Temp.:
- 21.3 °C
- Concentration:
- 1 other: (m/v)
Applicant's summary and conclusion
- Executive summary:
The pH value of sodium hypochlorite solutions is alkaline. The pH value of a 5 % sodium hypochlorite solution was determined to be pH = 12.52 at 19.1 °C for the pure test item and pH = 10.30 at 21.3 °C for a 1 % (m/v) solution.
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