Registration Dossier
Registration Dossier
Data platform availability banner - registered substances factsheets
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.
The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.
Diss Factsheets
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 231-982-0 | CAS number: 7783-18-8
- 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
![](https://echa.europa.eu/o/diss-blank-theme/images/factsheets/A-REACH/factsheet/print_manufacture-use-and-exposure.png)
Manufacture
Documentsopen allclose all
Manufacture
- Registration/ Notification status for the use:
- use registered according to REACH Article 10; total tonnage manufactured/imported >=10tonnes/year per registrant
- Name:
- ammonium thiosulphate
- Type of composition:
- legal entity composition of the substance
- Reference substance:
- ammonium thiosulphate
- Environmental release category (ERC):
- ERC1: Manufacture of the substance
- Process category (PROC):
- PROC 1: Chemical production or refinery in closed process without likelihood of exposure or processes with equivalent containment conditions
- PROC 2: Chemical production or refinery in closed continuous process with occasional controlled exposure or processes with equivalent containment conditions
- PROC 3: Manufacture or formulation in the chemical industry in closed batch processes with occasional controlled exposure or processes with equivalent containment conditions
- PROC 4: Chemical production where opportunity for exposure arises
- PROC 5: Mixing or blending in batch processes
- PROC 8a: Transfer of substance or mixture (charging and discharging) at non-dedicated facilities
- PROC 8b: Transfer of substance or mixture (charging and discharging) at dedicated facilities
- PROC 9: Transfer of substance or mixture into small containers (dedicated filling line, including weighing)
- PROC 15: Use as laboratory reagent
Reference
Contributing activity / technique for the environment
Contributing activity / technique for workers
Manufacture
- Registration/ Notification status for the use:
- use registered according to REACH Article 10; total tonnage manufactured/imported >=10tonnes/year per registrant
Contributing activity / technique for the environment
- Name of activity / technique:
- Manufacture of the substance
- Environmental release category (ERC):
- ERC1: Manufacture of the substance
Contributing activity / technique for workersopen allclose all
- Name of activity / technique:
- Closed reaction process
- Process category (PROC):
- PROC 1: Chemical production or refinery in closed process without likelihood of exposure or processes with equivalent containment conditions
- PROC 2: Chemical production or refinery in closed continuous process with occasional controlled exposure or processes with equivalent containment conditions
- PROC 3: Manufacture or formulation in the chemical industry in closed batch processes with occasional controlled exposure or processes with equivalent containment conditions
- Name of activity / technique:
- Semi-closed reaction process
- Process category (PROC):
- PROC 4: Chemical production where opportunity for exposure arises
- Name of activity / technique:
- Mixing or blending
- Process category (PROC):
- PROC 5: Mixing or blending in batch processes
- Name of activity / technique:
- Quality control
- Process category (PROC):
- PROC 15: Use as laboratory reagent
- Name of activity / technique:
- Drying
- Process category (PROC):
- PROC 22: Potentially closed processing operations with minerals/metals at elevated temperature. Industrial setting
- Name of activity / technique:
- Handling and packaging of the solid substance
- Process category (PROC):
- PROC 26: Handling of solid inorganic substances at ambient temperature
- Name of activity / technique:
- Cleaning and maintenance
- Process category (PROC):
- PROC28: Manual maintenance (cleaning and repair) of machinery
- Related assessment:
- use not assessed
Manufacture
- Registration/ Notification status for the use:
- use registered according to REACH Article 10; total tonnage manufactured/imported >=10tonnes/year per registrant
Contributing activity / technique for the environment
- Name of activity / technique:
- Manufacture of ammonium thiosulfate and industrial use of ammonium thiosulfate in the chemical industry
- Environmental release category (ERC):
- ERC1: Manufacture of the substance
Contributing activity / technique for workers
- Name of activity / technique:
- Manufacture of ammonium thiosulfate and industrial use of ammonium thiosulfate in the chemical industry
- Process category (PROC):
- PROC 1: Chemical production or refinery in closed process without likelihood of exposure or processes with equivalent containment conditions
- PROC 2: Chemical production or refinery in closed continuous process with occasional controlled exposure or processes with equivalent containment conditions
- PROC 8b: Transfer of substance or mixture (charging and discharging) at dedicated facilities
- PROC 9: Transfer of substance or mixture into small containers (dedicated filling line, including weighing)
Manufacture
Contributing activity / technique for the environmentopen allclose all
- Environmental release category (ERC):
- ERC2: Formulation into mixture
- Environmental release category (ERC):
- ERC3: Formulation into solid matrix
- Environmental release category (ERC):
- ERC4: Use of non-reactive processing aid at industrial site (no inclusion into or onto article)
- Environmental release category (ERC):
- ERC5: Use at industrial site leading to inclusion into/onto article
- Environmental release category (ERC):
- ERC6a: Use of intermediate
- Environmental release category (ERC):
- ERC6b: Use of reactive processing aid at industrial site (no inclusion into or onto article)
- Environmental release category (ERC):
- ERC6d: Use of reactive process regulators in polymerisation processes at industrial site (inclusion or not into/onto article)
- Environmental release category (ERC):
- ERC7: Use of functional fluid at industrial site
- Environmental release category (ERC):
- ERC8b: Widespread use of reactive processing aid (no inclusion into or onto article, indoor)
- Environmental release category (ERC):
- ERC1: Manufacture of the substance
Contributing activity / technique for workersopen allclose all
- Process category (PROC):
- PROC 1: Chemical production or refinery in closed process without likelihood of exposure or processes with equivalent containment conditions
- Process category (PROC):
- PROC 2: Chemical production or refinery in closed continuous process with occasional controlled exposure or processes with equivalent containment conditions
- Process category (PROC):
- PROC 3: Manufacture or formulation in the chemical industry in closed batch processes with occasional controlled exposure or processes with equivalent containment conditions
- Process category (PROC):
- PROC 4: Chemical production where opportunity for exposure arises
- Process category (PROC):
- PROC 5: Mixing or blending in batch processes
- Process category (PROC):
- PROC 6: Calendering operations
- Process category (PROC):
- PROC 7: Industrial spraying
- Process category (PROC):
- PROC 8a: Transfer of substance or mixture (charging and discharging) at non-dedicated facilities
- Process category (PROC):
- PROC 8b: Transfer of substance or mixture (charging and discharging) at dedicated facilities
- Process category (PROC):
- PROC 9: Transfer of substance or mixture into small containers (dedicated filling line, including weighing)
- Process category (PROC):
- PROC 10: Roller application or brushing
- Process category (PROC):
- PROC 12: Use of blowing agents in manufacture of foam
- Process category (PROC):
- PROC 13: Treatment of articles by dipping and pouring
- Process category (PROC):
- PROC 14: Tabletting, compression, extrusion, pelletisation, granulation
- Process category (PROC):
- PROC 15: Use as laboratory reagent
- Process category (PROC):
- PROC 16: Use of fuels
- Process category (PROC):
- PROC 17: Lubrication at high energy conditions in metal working operations
- Process category (PROC):
- PROC 18: General greasing / lubrication at high kinetic energy conditions
- Process category (PROC):
- PROC 19: Hand-mixing with intimate contact and only PPE available.
- Process category (PROC):
- PROC 21: Low energy manipulation of substances bound in materials and/or articles
- Process category (PROC):
- PROC 22: Potentially closed processing operations with minerals/metals at elevated temperature. Industrial setting
- Process category (PROC):
- PROC 23: Open processing and transfer operations with minerals/metals at elevated temperature
- Process category (PROC):
- PROC 24: High (mechanical) energy work-up of substances bound in materials and/or articles
- Process category (PROC):
- PROC 25: Other hot work operations with metals
- Process category (PROC):
- PROC 26: Handling of solid inorganic substances at ambient temperature
Manufacture
Contributing activity / technique for the environmentopen allclose all
- Environmental release category (ERC):
- ERC2: Formulation into mixture
- Environmental release category (ERC):
- ERC3: Formulation into solid matrix
- Environmental release category (ERC):
- ERC4: Use of non-reactive processing aid at industrial site (no inclusion into or onto article)
- Environmental release category (ERC):
- ERC5: Use at industrial site leading to inclusion into/onto article
- Environmental release category (ERC):
- ERC6a: Use of intermediate
- Environmental release category (ERC):
- ERC6b: Use of reactive processing aid at industrial site (no inclusion into or onto article)
- Environmental release category (ERC):
- ERC8b: Widespread use of reactive processing aid (no inclusion into or onto article, indoor)
- Environmental release category (ERC):
- ERC1: Manufacture of the substance
Contributing activity / technique for workersopen allclose all
- Process category (PROC):
- PROC 1: Chemical production or refinery in closed process without likelihood of exposure or processes with equivalent containment conditions
- Process category (PROC):
- PROC 2: Chemical production or refinery in closed continuous process with occasional controlled exposure or processes with equivalent containment conditions
- Process category (PROC):
- PROC 3: Manufacture or formulation in the chemical industry in closed batch processes with occasional controlled exposure or processes with equivalent containment conditions
- Process category (PROC):
- PROC 4: Chemical production where opportunity for exposure arises
- Process category (PROC):
- PROC 5: Mixing or blending in batch processes
- Process category (PROC):
- PROC 6: Calendering operations
- Process category (PROC):
- PROC 7: Industrial spraying
- Process category (PROC):
- PROC 8a: Transfer of substance or mixture (charging and discharging) at non-dedicated facilities
- Process category (PROC):
- PROC 8b: Transfer of substance or mixture (charging and discharging) at dedicated facilities
- Process category (PROC):
- PROC 9: Transfer of substance or mixture into small containers (dedicated filling line, including weighing)
- Process category (PROC):
- PROC 10: Roller application or brushing
- Process category (PROC):
- PROC 12: Use of blowing agents in manufacture of foam
- Process category (PROC):
- PROC 13: Treatment of articles by dipping and pouring
- Process category (PROC):
- PROC 14: Tabletting, compression, extrusion, pelletisation, granulation
- Process category (PROC):
- PROC 15: Use as laboratory reagent
- Process category (PROC):
- PROC 16: Use of fuels
- Process category (PROC):
- PROC 17: Lubrication at high energy conditions in metal working operations
- Process category (PROC):
- PROC 18: General greasing / lubrication at high kinetic energy conditions
- Process category (PROC):
- PROC 19: Hand-mixing with intimate contact and only PPE available.
- Process category (PROC):
- PROC 21: Low energy manipulation of substances bound in materials and/or articles
- Process category (PROC):
- PROC 22: Potentially closed processing operations with minerals/metals at elevated temperature. Industrial setting
- Process category (PROC):
- PROC 23: Open processing and transfer operations with minerals/metals at elevated temperature
- Process category (PROC):
- PROC 24: High (mechanical) energy work-up of substances bound in materials and/or articles
- Process category (PROC):
- PROC 25: Other hot work operations with metals
- Process category (PROC):
- PROC 26: Handling of solid inorganic substances at ambient temperature
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.
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