SAFETY DATA SHEET
Hexamethylenetetramine - HMT
1. IDENTIFICATION
Product Identifiers
Product Name:
Hexamethylenetetramine - HMT
Other Names:
Urotropine; Methenamine)
Product Number(s):
16710, 16710-25, EMS16710, EMS16710-25
CAS Number:
100-97-0
Recommended use of the chemical and restriction on use
Laboratory chemicals. Silver stains
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
GHS02 Flame
Flam. Sol. 2 H228 Flammable solid.
GHS07
Skin Sens. 1 H317 May cause an allergic skin reaction.
Label Elements
Signal Words
Warning
Hazard Statement(s)
Flammable solid.
May cause an allergic skin reaction.
Precautionary Statement(s)
Keep away from heat/sparks/open flames/hot surfaces. No smoking.
Ground/bond container and receiving equipment.
Use explosion-proof electrical/ventilating/lighting equipment.
Avoid breathing dust/fume/gas/mist/vapours/spray.
Contaminated work clothing should not be allowed out of the workplace.
Wear protective gloves/protective clothing/eye protection/face protection.
Primary route(s) of entry
Not available.
Human Health
Inhalation:
Not available.
Ingestion:
Not available.
Eyes:
Not available.
Skin:
Wash with plenty of water. If skin irritation or rash occurs: Get medical advice/attention. Wash contaminated clothing before reuse.
Environment
In case of fire: Use for extinction: CO₂, powder or water spray.
Dispose of contents/container in accordance with local/regional/national/international regulations.
3. COMPOSITION/INFORMATION ON INGREDIENTS
No information available.
4. FIRST AID MEASURES
Ingestion
If symptoms persist consult doctor.
Inhalation
Supply fresh air and to be sure call for a 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.
Other Information
No further relevant information available.
5. FIREFIGHTING MEASURES
Suitable extinguishing equipment
Use fire extinguishing methods suitable to surrounding conditions.
HAZCHEM
No further relevant information available.
Special protective equipment and precautions for fire fighters
No special measures required.
6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protective equipment and emergency procedures
Wear protective equipment. Keep unprotected persons away.
Environmental precautions
Do not allow to enter sewers/surface or ground water.
Methods and materials for containment and clean up
Ensure adequate ventilation.
7. HANDLING AND STORAGE
Precautions for safe handling
Keep ignition sources away - Do not smoke.
Protect against electrostatic charges.
Conditions for safe storage
Store in a cool location.
Keep container tightly sealed.
Store in cool, dry conditions in well sealed receptacles.
8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Exposure Standards
Engineering controls
Immediately remove all soiled and contaminated clothing.
Wash hands before breaks and at the end of work.
Personal protective equipment
Eye and face protection
Tightly sealed goggles.
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
Not available.
Respiratory protection
Not required.
9. PHYSICAL AND CHEMICAL PROPERTIES
General information
Appearance
White crystalline powder.
Odour
Characteristic
pH
Not determined
Vapour Pressure
<0.01hPa
Density
1.331g/cm³
Boiling Point
Undetermined
Melting Point
280°C
Solubility
Not determined
Specific Gravity of Density
Not available.
Flash Point
250°C
Flammable (Explosive) Limits
Not determined
Ignition Temperature
410°C
Formula
C6N4
10. STABILITY AND REACTIVITY
Reactivity
No further relevant information available.
Chemical stability
No decomposition if used according to specifications.
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
Not available
Eye contact
No irritating effect.
Skin contact
No irritant effect. Sensitisation possible through skin contact.
Ingestion
Not available
Inhalation
Not available
Toxicity and irritation
Not available.
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
No further relevant information available.

UN Number
UN1328
Proper shipping name
1328 HEXAMETHYLENETETRAMINE
Transport hazard class
Class 4.1 Flammable solids, self-reactive substances and solid desensitised explosives.
Packing group
III
Environmental hazard
Not applicable.
Special precautions for users
Warning: flammable solids, self-reactive substances and solid desensitised explosives.
Hazard identification number (Kemler code): 40
EMS Number: 4.1-06
Additional information
Limited quantities (LQ) 5kg
Excepted quantities (EQ) Code: E1
Maximum net quantity per inner packaging: 30mL
Maximum net quantity per outer packaging: 1000mL
Transport category: 3
Tunnel restriction code: E
15. REGULATORY INFORMATION
Poisons Schedule Number
S5
Other Information
A Chemical Safety Assessment has not been carried out.
16. OTHER INFORMATION
SDS preparation date
3 April 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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