SAFETY DATA SHEET
Thiocarbohydrazide
1. IDENTIFICATION
Product Identifiers
Product Name:
Thiocarbohydrazide
Other Names:
TCH
Product Number(s):
21900, EMS21900
CAS Number:
2231-57-4
Recommended use of the chemical and restriction on use
Laboratory chemicals.
Company Details
ProSciTech Pty Ltd
11 Carlton Street
KIRWAN QLD 4817
Australia

(07) 4773 9444
www.proscitech.com
Emergency Contact Details
ProSciTech Pty Ltd
11 Carlton Street
KIRWAN QLD 4817
Australia

(07) 4773 9444
www.proscitech.com
2. HAZARDS IDENTIFICATION
Classification of the substance or mixture
GHS06 Skull and crossbones.
Acute Toxicity - Oral 1 H300 Fatal if swallowed.
Acute Toxicity - Dermal 1 H310 Fatal in contact with skin.
Acute Toxicity - Inhalation 1 H330 Fatal if inhaled.
GHS05 Corrosion
Eye Damage 1 H318 Causes serious eye damage.
Label Elements
Signal Words
Danger
Hazard Statement(s)
Fatal if swallowed, in contact with skin or if inhaled.
Causes serious eye damage.
Precautionary Statement(s)
Do not breathe dust/fume/gas/mist/vapours/spray.
Do not get in eyes, on skin, or on clothing.
Wash thoroughly after handling.
Do not eat, drink or smoke when using this product.
Use only outdoors or in a well-ventilated area.
Wear protective gloves/protective clothing/eye protection/face protection.
[In case of inadequate ventilation] wear respiratory protection.
Primary route(s) of entry
Oral, Dermal, Inhalation
Human Health
Inhalation:
Remove person to fresh air and keep comfortable for breathing.
Ingestion:
Immediately call a poison centre/doctor. Rinse mouth.
Eyes:
Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Skin:
Wash with plenty of water. Take off immediately all contaminated clothing and wash it before reuse.
Environment
Store in well-ventilated place. Keep container tightly closed.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
3. COMPOSITION/INFORMATION ON INGREDIENTS
Name
CAS No.
Content (w/w)
Classification
Thiocarbohydrazide
2231-57-4
100%
Acute Toxicity - Oral (Category 3) Eye Damage (Category 1) Acute Toxicity - Skin (Category 4) Acute Toxicity - Inhaled (Category 4)
4. FIRST AID MEASURES
Ingestion
Do not induce vomiting; immediately call for medical help.
Inhalation
Supply fresh air or oxygen; call for doctor.In case of unconsciousness place patient stably in side position for transportation.
Skin Contact
Immediately wash with water and soap and rinse thoroughly.
Eye Contact
Rinse opened eye for several minutes under running water. Then consult a doctor.
Other Information
Immediately remove any clothing soiled by the product.Remove breathing apparatus only after contaminated clothing have been completely removed.In case of irregular breathing or respiratory arrest provide artificial respiration.
5. FIREFIGHTING MEASURES
Suitable extinguishing equipment
CO₂, extinguishing powder or water spray.
HAZCHEM
Undetermined.
Special protective equipment and precautions for fire fighters
Mouth respiratory protective device.
6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protective equipment and emergency procedures
No special measures required.
Environmental precautions
Inform respective authorities in case of seep. Do not allow to enter sewers/surface or ground water.
Methods and materials for containment and clean up
Dispose contaminated material as waste according to item 13. Ensure adequate ventilation.
7. HANDLING AND STORAGE
Precautions for safe handling
Thorough dedusting. Ensure good ventilation/exhaustion at the workplace. Open and handle receptacle with care. Keep respiratory protective device available.
Conditions for safe storage
Keep container tightly sealed when not in use.
8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Exposure Standards
Engineering controls
Keep away from foodstuffs, beverages and feed.
Immediately remove all soiled and contaminated clothing.
Wash hands before breaks and at the end of work.
Store protective clothing separately.
Avoid contact with the eyes.
Avoid contact with the eyes and skin.
Personal protective equipment
Eye and face protection
Wear eye and face protection.
Skin protection
Protective gloves: The glove material has to be impermeable and resistant to the product/ the substance/ the preparation. Selection of the glove material on consideration of the penetration times, rates of diffusion and the degradation. The exact break through time has to be found out by the manufacturer of the protective gloves and has to be observed.
Body protection
Wear protective clothing.
Respiratory protection
In case of brief exposure or low pollution use respiratory filter device. In case of intensive or longer exposure userespiratory protective device that is independent of circulating air.
9. PHYSICAL AND CHEMICAL PROPERTIES
General information
Appearance
Crystalline, colourless
Odour
Characteristic
pH
Not applicable
Vapour Pressure
Not applicable
Density
Undetermined
Boiling Point
Undetermined
Melting Point
171-174°C
Solubility
Undetermined
Specific Gravity of Density
Undetermined
Flash Point
Not applicable
Flammable (Explosive) Limits
Product is not flammable
Ignition Temperature
Product is not self-igniting
Formula
Not available.
10. STABILITY AND REACTIVITY
Reactivity
No further relevant information available.
Chemical stability
Stable under normal conditions of use.
Possibility of hazardous reactions
No dangerous reactions known.
Conditions to avoid
No further relevant information available
Incompatible materials
No further relevant information available.
11. TOXICOLOGICAL INFORMATION
Acute effects
No irritant effect.
Eye contact
Strong irritant with the danger of severe eye injury.
Skin contact
No irritant effect. Danger through skin absorption.
Ingestion
No irritant effect.
Inhalation
No irritant effect.
Toxicity and irritation
No irritant effect.
12. ECOLOGICAL INFORMATION
Ecotoxicity
No further relevant information available.
Persistence and degradability
No further relevant information available.
Bioaccumulative potential
No further relevant information available.
Other adverse effects
Water hazard class 1: slightly hazardous for water.
Do not allow undiluted product or large quantities of it to reach ground water, water course or sewage system.
13. DISPOSAL CONSIDERATIONS
General information
Must not be disposed together with household garbage. Do not allow product to reach sewage system. Disposal must be made according to official regulations.
14. TRANSPORT INFORMATION
ADG label required
HAZCHEM
Undetermined.

UN Number
UN2811
Proper shipping name
TOXIC SOLID, ORGANIC, N.O.S. (Thiocarbohydrazide)
Transport hazard class
6.1 Toxic substances
Packing group
I
Environmental hazard
This is not a marine pollutant.
Special precautions for users
Warning: Toxic substances
Stowage Category: B
Additional information
DOT
Quantity limitations
On passenger aircraft/rail: 5kg
On cargo aircraft only: 50kg
ADR
Excepted quantities (EQ) Code: E
Maximum net quantity per inner packaging: 1g
Maximum net quantity per outer packaging: 300g
IMDG
Limited quantities (LQ) 0
Excepted quantities (EQ) Code: E5
Maximum net quantity per inner packaging: 1g
Maximum net quantity per outer packaging: 300g
15. REGULATORY INFORMATION
Poisons Schedule Number
No further information available.
Other Information
A Chemical Safety Assessment has not been carried out.
16. OTHER INFORMATION
SDS preparation date
12 May 2023
Comments
This information is based on our present knowledge. However, this shall not constitute a guarantee for any specific product features and shall not establish a legally valid contractual relationship.
This Safety Data Sheet (SDS) has been prepared in compliance with the Preparation of Safety Data Sheets for Hazardous Chemicals Code of Practice February 2016. It is the user's responsibility to determine the suitability of this information for adoption of necessary safety precautions. The information published in this SDS has been compiled from the publications listed in Section 16: to the best of our ability and knowledge these publications are considered accurate. We reserve the right to revise Safety Data Sheets as new information becomes available. Copies may be made for non-profit use.

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