Sodium Thiosulphate CP – Identification of Product
Chemical Code: CHE-S42
Chemical Name: Sodium Thiosulphate Anhydrous
Chemical Grade: AR
Chemical Formula: Na₂O₃S₂
Chemical Weight: 158,11 g/mol
CAS No: 7772-98-7
Chemical Synonyms: Sodium Thiosulfate
Sodium Thiosulphate CP – Hazards Identification
REACH No: No Data Available
Signal Word:
Supplemental Hazard Information: Not a hazardous substance or mixture according to Regulation (EC) No. 1272/2008.
Additional Hazard Information: This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.
Sodium Thiosulphate CP – Hazards statements
No Data Available
Sodium Thiosulphate CP – Precautionary statements
No Data Available
Sodium Thiosulphate CP – Composition of Chemical
Chemical Formula: Na₂O₃S₂
EC No 1272/2008: No Data Available
Sodium Thiosulphate CP – First Aid Measures
General Advice: No Data Available
If: Inhaled: If breathed in, move person into fresh air. If not breathing, give artificial respiration.
If: Skin Contact: Wash off with soap and plenty of water.
If: Eye Contac: Flush eyes with water as a precaution.
If: Swallowed: Never give anything by mouth to an unconscious person. Rinse mouth with water.
Important Symptoms: The most important known symptoms and effects are described in the labeling section.
Immediate Medical Attention: No Data Available
Firefighting Measures
Extinguishing Media: Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
Hazards Arising: No Data Available
Advice for Firefighters: Wear self-contained breathing apparatus for firefighting if necessary
Info for Firefighting: No Data Available
Accidental Release Measures
Personal Precautions: Avoid dust formation. Avoid breathing vapours, mist or gas.
Enviromental Precautions: Do not let product enter drains.
Method for Containment: Sweep up and shovel. Keep in suitable, closed containers for disposal.
Handling and Storage
Personal Precautions: Provide appropriate exhaust ventilation at places where dust is formed.
Enviromental Precautions: Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
Do not store near acids.
Keep in a dry place.
Exposure Controls | Personal Protection
Derived No Effect Level (DNEL)
Workers | Application Area | Exposure Routes | Health Effect | Value
No Data Available
Consumers | Application Area | Exposure Routes | Health Effect | Value
No Data Available
Predicted No Effect Concentration (PNEC)
No Data Available
Engineering Controls: General industrial hygiene practice.
Eye/Face Protection: Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
Skin Protection: Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (without touching glove’s outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices.
Wash and dry hands.
The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it.
Full contact:
Material: Nitrile rubber
Minimum layer thickness: 0,11 mm
Break through time: 480 min
Material tested:Dermatril® (KCL 740 / Size M)
Splash contact:
Material: Nitrile rubber
Minimum layer thickness: 0,11 mm
Break through time: 480 min
Material tested:Dermatril® (KCL 740 / Size M)
data source: KCL GmbH, D-36124 test method: EN374
If used in solution, or mixed with other substances, and under conditions which differ from EN 374, contact the supplier of the CE approved gloves. This recommendation is advisory only and must be evaluated by an industrial hygienist and safety officer familiar with the specific situation of anticipated use by our customers. It should not be construed as offering an approval for any specific use scenario.
Body Protection: Choose body protection in relation to its type, to the concentration and amount of dangerous substances, and to the specific work-place., The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory Protection: Respiratory protection is not required. Where protection from nuisance levels of dusts are desired, use type N95 (US) or type P1 (EN 143) dust masks. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).
Physical and Chemical Properties
Appearance: White, translucent, powder
Odour: No Data Available
Odour Threshold: No Data Available
pH: 6,0 – 8,5 at 50 g/l at 20 °C
Melting Point: 52 °C – Decomposes on heating.
Boiling Point: No Data Available
Flash Point: No Data Available
Evaporation: No Data Available
Flammability: No Data Available
Upper/Lower Flammability or Explosive Limits: No Data Available
Vapour pressure: No Data Available
Vapour density: No Data Available
Relative density: 1,667 g/cm3 at 20 °C
Water solubility: Soluble
Partition Coefficien: No Data Available
Auto-ignition Temperature: No Data Available
Decomposition Temperature: No Data Available
Viscosity: No Data Available
Explosive properties: No Data Available
Oxidizing properties: No Data Available
Other Safety Info: No Data Available
Stability and Reactivity
Reactivity: No Data Available
Chemical Stability: Stable under recommended storage conditions.
Possibility of hazardous reactions: No Data Available
Conditions to Avoid: No Data Available
Incompatible Materials: Strong acids, Strong oxidizing agents
Hazardous Decomposition Products: Hazardous decomposition products formed under fire conditions. – Sulphur oxides, Sodium oxides
Toxicological Information
Acute Toxicity: LD50 Oral – Rat – > 8.000 mg/kg
LD50 Intraperitoneal – Mouse – 5.200 mg/kg
Skin Corrosion/Irritation: No Data Available
Serious Eye damage | Eye Irritation: No Data Available
Cell Mutagenicity: No Data Available
Carcinogenicity: IARC: No component of this product present at levels greater than or equal to 0.1% is identified as probable, possible or confirmed human carcinogen by IARC.
Reproductive toxicity: No Data Available
Specific Target Organ Toxicity – Single Exposure: No Data Available
Specific Target Organ Toxicity – Repeated Exposure: No Data Available
Aspiration Hazard: No Data Available
Ecological Information
Ecological Toxicity: Toxicity to fish LC50 – Gambusia affinis (Mosquito fish) – 24.000 mg/l – 96 h
Ecological Persistence and degradability: No Data Available
Bioaccumulative Potential: No Data Available
Mobility in Soil: No Data Available
Results of PBT and vPvB Assessment: This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.
Other Adverse Effect: No Data Available
Disposal Considerations
Waste Treatment Methods: Product
Offer surplus and non-recyclable solutions to a licensed disposal company.
Contaminated packaging
Dispose of as unused product.
Transport Information
UN Number: ADR/RID: –
IMDG: –
IATA: –
UN Shipping Hazard: ADR/RID: Not dangerous goods
IMDG: Not dangerous goods
IATA: Not dangerous goods
Transport Hazard Class: ADR/RID: –
IMDG: –
IATA: –
Packaging Group: ADR/RID: –
IMDG: –
IATA: –
Enviromental Hazards: ADR/RID: no
IMDG Marine pollutant: no
IATA: no
Special Precautions: No Data Available
Regulatory Information
Safety, Health and environmental regulations: This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006.
International Chemical Weapons Convention (CWC) Schedules of Toxic Chemicals and Precursors: Neither banned nor restricted.
REACH – Restrictions on the manufacture, placing on the market and use of certain dangerous substances, preparations and articles (Annex XVII): Neither banned nor restricted.
Regulation (EC) No 649/2012 of the European Parliament and the Council concerning the export and import of dangerous chemicals: Neither banned nor restricted.
REACH – Candidate List of Substances of Very High Concern for Authorisation (Article 59).: This product does not contain substances of very high concern (Regulation (EC) No 1907/2006 (REACH), Article 57).
REACH – List of substances subject to authorization (Annex XIV): Neither banned nor restricted.
Regulation (EC) No 1005/2009 on substances that deplete the ozone layer: Neither banned nor restricted.
Regulation (EC) No 850/2004 on persistent organic pollutants: Neither banned nor restricted.
Chemical Safety Assessment: For this product a chemical safety assessment was not carried out
Additional Info: RTECS: XN6476000
To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated.
Disclaimer
The information stated above is considered to be correct, but does not claim to be inclusive and shall only be used as a guideline. The information provided by this document is confirmed by our continuous updating of knowledge and adheres to the products appropriate safety precautions. It does not represent any guarantee of the product’s
properties. RLS Chemicals and its Associates shall not be held accountable for any damage’s consequent of handling the above product.