Ammonium thiocyanate
Product identifier
- Product name: Ammonium thiocyanate
- CBnumber: CB5853210
- CAS: 1762-95-4
- EINECS Number: 217-175-6
- Synonyms: ammonium thiocyanate,ammonium rhodanate
Relevant identified uses of the substance or mixture and uses advised against
- Relevant identified uses: For R&D use only. Not for medicinal, household or other use.
- Uses advised against: none
Company Identification
- Company: Chemicalbook
- Address: Building 1, Huihuang International, Shangdi 10th Street, Haidian District, Beijing
- Telephone: 400-158-6606
GHS Label elements, including precautionary statements
-
Symbol(GHS)
- Signal wordWarning
Substance
- Product name: Ammonium thiocyanate
- Synonyms: ammonium thiocyanate,ammonium rhodanate
- CAS: 1762-95-4
- EC number: 217-175-6
- MF: CH4N2S
- MW: 76.12
Description of first aid measures
General adviceMost important symptoms and effects, both acute and delayed
Indication of any immediate medical attention and special treatment needed
Extinguishing media
Suitable extinguishing mediaSpecial hazards arising from the substance or mixture
Carbon oxides Nitrogen oxides (NOx) Sulfur oxides
Not combustible.
Ambient fire may liberate hazardous vapours.
Advice for firefighters
Stay in danger area only with self-contained breathing apparatus. Prevent skin contact by keeping a safe distance or by wearing suitable protective clothing.
Further information
Suppress (knock down) gases/vapors/mists with a water spray jet. Prevent fire extinguishing water from contaminating surface water or the ground water system.
NFPA 704
| HEALTH | 4 | Very short exposure could cause death or major residual injury (e.g. hydrogen cyanide, phosgene, methyl isocyanate, hydrofluoric acid) | |
| FIRE | 0 | Materials that will not burn under typical fire conditions, including intrinsically noncombustible materials such as concrete, stone, and sand. Materials that will not burn in air when exposed to a temperature of 820 °C (1,500 °F) for a period of 5 minutes.(e.g. Carbon tetrachloride) | |
| REACT | 0 | Normally stable, even under fire exposure conditions, and is not reactive with water (e.g. helium,N2) | |
| SPEC. HAZ. |
Personal precautions, protective equipment and emergency procedures
Advice for non-emergency personnel: Avoid inhalation of dusts. Avoid substance contact. Ensure adequate ventilation. Evacuate the danger area, observe emergency procedures, consult an expert.
For personal protection see section 8.
Environmental precautions
Do not let product enter drains.
Methods and materials for containment and cleaning up
Cover drains. Collect, bind, and pump off spills. Observe possible material restrictions (see sections 7 and 10). Take up dry. Dispose of properly. Clean up affected area. Avoid generation of dusts.
Reference to other sections
For disposal see section 13.
Precautions for safe handling
Advice on safe handling
Work under hood. Do not inhale substance/mixture.
Hygiene measures
Immediately change contaminated clothing. Apply preventive skin protection. Wash hands and face after working with substance.
For precautions see section 2.2.
Conditions for safe storage, including any incompatibilities
Storage conditions
Tightly closed. Dry.
Do not store near acids.
hygroscopic Air sensitive. Handle and store under inert gas.
Specific end use(s)
Apart from the uses mentioned in section 1.2 no other specific uses are stipulated
control parameter
Hazard composition and occupational exposure limitsExposure controls
Personal protective equipmentUse equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Tightly fitting safety goggles
This recommendation applies only to the product stated in the safety data sheet, supplied by us and for the designated use. When dissolving in or mixing with other substances and under conditions deviating from those stated in EN374 please contact the supplier of CE-approved gloves (e.g. KCL GmbH, D-36124 Eichenzell, Internet: www.kcl.de).
Full contact
Material: Nitrile rubber
Minimum layer thickness: 0,11 mm Break through time: 480 min
Material tested:KCL 741 Dermatril? L
This recommendation applies only to the product stated in the safety data sheet, supplied by us and for the designated use. When dissolving in or mixing with other substances and under conditions deviating from those stated in EN374 please contact the supplier of CE-approved gloves (e.g. KCL GmbH, D-36124 Eichenzell, Internet: www.kcl.de).
Splash contact Material: Nitrile rubber
Minimum layer thickness: 0,11 mm Break through time: 480 min
Material tested:KCL 741 Dermatril? L
protective clothing
required when dusts are generated.
Our recommendations on filtering respiratory protection are based on the following standards: DIN EN 143, DIN 14387 and other accompanying standards relating to the used respiratory protection system.
Recommended Filter type: Filter type P2
The entrepeneur has to ensure that maintenance, cleaning and testing of respiratory protective devices are carried out according to the instructions of the producer.
These measures have to be properly documented.
Do not let product enter drains.
Information on basic physicochemical properties
- Appearancewhite crystalline
- Odourodorless
- Odour ThresholdNot applicable d) pH 4,0 - 5,5 at 76,1 g/l at 25 °C Melting point/freezing point Initial boiling point and boiling range Melting point/range: 152 - 154 °C - lit. No data available Flash point Not applicable Evaporation rate No data available Flammability (solid, gas) Upper/lower flammability or explosive limits The product is not flammable. - Flammability (solids) No data available Vapour pressure< 0,1 hPa at 20 °C - OECD Test Guideline 104 Vapour density No data available Density 1,300 g/cm3 Relative density 1,31 at 20 °C - OECD Test Guideline 109 Water solubility ca.76,1 g/l at 20 °C Partition coefficient: n-octanol/water Autoignition temperature Decomposition temperature - Not applicable for inorganic substances No data available No data available Viscosity Viscosity, kinematic: No data available Viscosity, dynamic: No data available Explosive properties No data available Oxidizing properties No data available
- Melting point/freezing pointMelting point/range: 152 - 154 °C - lit.
- Initial boiling point and boiling range152-154 °C (lit.)
- Flash pointNot applicable
- Evaporation rate190 °C
- Flammability (solid, gas)The product is not flammable. - Flammability (solids)
- Upper/lower flammability or explosive limitsNo data available
- Vapour pressure< 0,1 hPa at 20 °C - OECD Test Guideline 104
- Vapour density <1 hPa (20 °C)
- Relative density1,300 g/cm3 1,31 at 20 °C - OECD Test Guideline 109
- Water solubilityca.76,1 g/l at 20 °C
- Partition coefficient: n-octanol/water- Not applicable for inorganic substances
- Autoignition temperatureNo data available
- Decomposition temperatureNo data available
- ViscosityViscosity, kinematic: No data available Viscosity, dynamic: No data available
- Explosive propertiesNo data available
- Oxidizing propertiesNo data available
Other safety information
No data available
Reactivity
Contact with acids liberates very toxic gas.
Chemical stability
The product is chemically stable under standard ambient conditions (room temperature) .
Possibility of hazardous reactions
A risk of explosion and/or of toxic gas formation exists with the following substances:
Oxidizing agents nitrates
Sensitive to impact and/ or friction. with
chlorates
Generates dangerous gases or fumes in contact with: acids
Generates dangerous gases or fumes in contact with: Acids
Conditions to avoid
Avoid moisture. Exposure to air may affect product quality. no information available
Incompatible materials
various metals
Hazardous decomposition products
In the event of fire: see section 5
Information on toxicological effects
Acute toxicitySymptoms: Nausea, Vomiting, Diarrhea
Acute toxicity estimate Inhalation - 4 h - 1,6 mg/l (Expert judgment)
Acute toxicity estimate Dermal - 1.100,1 mg/kg (Expert judgment)
(Regulation (EC) No. 440/2008, Annex, B.46)
Result: Causes serious eye damage. - 4 h (OECD Test Guideline 437)
Remarks: (in analogy to similar products)
The value is given in analogy to the following substances: sodium thiocyanate
Test system: Salmonella typhimurium
Metabolic activation: with and without metabolic activation
Method: OECD Test Guideline 471 Result: negative
Toxicity
(OECD Test Guideline 203)
static test EC50 - Daphnia magna (Water flea) - 3,56 mg/l - 48 h (OECD Test Guideline 202)
Remarks: (in analogy to similar products) (ECHA)
The value is given in analogy to the following substances: Potassium thiocyanateThe value is given in analogy to the following substances: Ammonium thiocyanate
Persistence and degradability
Biodegradability aerobic - Exposure time 28 d
Result: 80 % - Readily biodegradable. (OECD Test Guideline 301D)
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 effects
Discharge into the environment must be avoided.
Waste treatment methods
Incompatible with oxidizers; contact may cause fires or explosions. Keep away from alkaline materials, strong bases, strong acids, oxoacids, epoxides. Acts as an acid; incompatible with lead nitrate, chlorates, nitric acid, acid, acid fumes. In the presence of moisture, this chemical is corrosive to brass, copper, iron.
Product
See www.retrologistik.com for processes regarding the return of chemicals and
containers, or contact us there if you have further questions.
Waste DisposalSlowly add to large container of water. Stir in slight excess of soda ash. Decant or siphon liquid from sludge, neutralize with HCl and flush to sewer. Sludge may be landfilled.
UN number
ADR/RID: - IMDG: - IATA: -
UN proper shipping name
Transport hazard class(es)
ADR/RID: - IMDG: - IATA: -
Packaging group
ADR/RID: - IMDG: - IATA: -
Environmental hazards
ADR/RID: no IMDG Marine pollutant: no IATA: no
Special precautions for user
No data available
Safety, health and environmental regulations/legislation specific for the substance or mixture
Regulations on the Safety Management of Hazardous ChemicalsAbbreviations and acronyms
- ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road
- CAS: Chemical Abstracts Service
- EC50: Effective Concentration 50%
- IATA: International Air Transportation Association
- IMDG: International Maritime Dangerous Goods
- LC50: Lethal Concentration 50%
- LD50: Lethal Dose 50%
- RID: Regulation concerning the International Carriage of Dangerous Goods by Rail
- STEL: Short term exposure limit
- TWA: Time Weighted Average
References
【1】CAMEO Chemicals, website: http://cameochemicals.noaa.gov/search/simple
【2】ChemIDplus, website: http://chem.sis.nlm.nih.gov/chemidplus/chemidlite.jsp
【3】ECHA - European Chemicals Agency, website: https://echa.europa.eu/
【4】eChemPortal - The Global Portal to Information on Chemical Substances by OECD, website: http://www.echemportal.org/echemportal/index?pageID=0&request_locale=en
【5】ERG - Emergency Response Guidebook by U.S. Department of Transportation, website: http://www.phmsa.dot.gov/hazmat/library/erg
【6】Germany GESTIS-database on hazard substance, website: http://www.dguv.de/ifa/gestis/gestis-stoffdatenbank/index-2.jsp
【7】HSDB - Hazardous Substances Data Bank, website: https://toxnet.nlm.nih.gov/newtoxnet/hsdb.htm
【8】IARC - International Agency for Research on Cancer, website: http://www.iarc.fr/
【9】IPCS - The International Chemical Safety Cards (ICSC), website: http://www.ilo.org/dyn/icsc/showcard.home
【10】Sigma-Aldrich, website: https://www.sigmaaldrich.com/
The information in this MSDS is only applicable to the specified product, unless otherwise specified, it is not applicable to the mixture of this product and other substances. This MSDS only provides information on the safety of the product for those who have received the appropriate professional training for the user of the product. Users of this MSDS must make independent judgments on the applicability of this SDS. The authors of this MSDS will not be held responsible for any harm caused by the use of this MSDS.