Note: Ingredients listed on restricted chemical lists
EC/CAS
202-905-8/100-97-0
Name of the chemical
Hexamethylenetetramine
Concentration
>=90 - <=100 %
General Information
Version
12
Revision date
2026-01-21
Product name
Hexamethylene tetramine
Product name
Hexamethylene tetramine
Identification on the label/Trade name
Hexamethylene tetramine course crystalline
CAS No.
100-97-0
REACH No
01-2119474895-20-XXXX
1.2.1 Relevant identified uses
Industrial use, chemical
Emergency telephone
44(0) 844 3350001
Icons in SDS
Company Information
company name
Tennants Distribution Limited
e-mail address of the competent person responsible for the Safety Data Sheet
msds@tennantsdistribution.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H228, H317
Hazard statements
Code
Statements
H228
Flammable solid
Section 2
SECTION 2: Hazards identification
Regulation, UK SI 2019/720, and UK SI 2020/1567 Classification of the substance or mixture
Hazard statements
H228 Flammable solid. H317 May cause an allergic skin reaction.
Precautionary statements
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P241 Use explosion-proof electrical/ventilating/lighting equipment. P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P272 Contaminated work clothing should not be allowed out of the workplace. P280 Wear protective gloves/protective clothing/eye protection/face protection.
Response
P333 + P313 If skin irritation or rash occurs: Get medical advice/ attention. Acquisition, possession or use by the general public is restricted.
Hazardous Ingredients
Hexamethylenetetramine
2.3 Other hazards
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.
2.1 Classification of the substance or mixture
Classification (EC) No 1272/2008 as amended by GB-CLP Regulation, UK SI 2019/720, and UK SI 2020/1567) Flammable solids, Category 2 H228: Flammable solid. Skin sensitisation, Category 1 H317: May cause an allergic skin reaction. 2.2 Label elements Label in accordance with (EC) No 1272/2008 as amended by GB-CLP Regulation, UK SI 2019/720, and UK SI 2020/1567) Signal Word: Warning Hazard Statements H228 Flammable solid. H317 May cause an allergic skin reaction. Precautionary Statements P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P241 Use explosion-proof electrical/ventilating/lighting equipment. P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P272 Contaminated work clothing should not be allowed out of the workplace. P280 Wear protective gloves/protective clothing/eye protection/face protection. Response P333 + P313 If skin irritation or rash occurs: Get medical advice/ attention. Acquisition, possession or use by the general public is restricted. Hazardous components which must be listed on the label: Hexamethylenetetramine 2.3 Other hazards 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. 3. COMPOSITION/INFORMATION ON INGREDIENTS 3.2 Mixtures Substance name: Hexamethylenetetramine. Concentration: >=90 - <=100 % w/w EC No. 202-905-8 CAS No. 100-97-0 Index No. 612-101-00-2 4. FIRST AID MEASURES 4.1 Description of first aid measures General information In the case of accident or if you feel unwell, seek medical advice immediately. When symptoms persist or in all cases of doubt seek medical advice. Protection of first aiders First Aid responders should pay attention to self-protection and use the recommended personal protective equipment when the potential for exposure exists. Inhalation If inhaled, remove to fresh air. Get medical attention if symptoms occur. Skin contact In case of contact, immediately flush skin with soap and plenty of water. Remove contaminated clothing and shoes. Get medical attention. Wash clothing before reuse. Thoroughly clean shoes before reuse. Eye contact If in eyes, rinse well with water. Get medical attention if irritation develops and persists. Ingestion If swallowed, DO NOT induce vomiting. Get medical attention if symptoms occur. Rinse mouth thoroughly with water. 4.2 Most important symptoms and effects, both acute and delayed Risks May cause an allergic skin reaction. 4.3 Indication of immediate medical attention and special treatment needed Treatment: Treat symptomatically and supportively. 5. FIRE FIGHTING MEASURES Extinguishing Media Suitable extinguishing media: Water spray, Alcohol-resistant foam, Carbon dioxide (CO2), Dry chemical Unsuitable extinguishing media: High volume water jet. Special hazards arising from the substance or mixture Specific hazards during fire-fighting: Do not use a solid water stream as it may scatter and spread fire. Exposure to combustion products may be a hazard to health. Hazardous combustion products: Nitrogen oxides (NOx), carbon oxides, formaldehyde, hydrogen cyanide (hydrocyanic acid), ammonia. Advice for fire-fighters Special protective equipment for fire-fighters: In the event of fire, wear self-contained breathing apparatus. Use