Note: Ingredients listed on restricted chemical lists
EC/CAS
100-97-0
Name of the chemical
Hexamethylenetetramine
Concentration
<=100
General Information
Revision date
2026-03-16
Product name
Hexamine
Product Synonyms
HMTA; Hexamine; Methenamine; Hexamethylenetetramine
CAS No.
100-97-0
Emergency telephone
+(60)-327884561
Icons in SDS
Company Information
company name
Thermo Fisher Scientific Fisher Scientific (M) Sdn Bhd
e-mail address of the competent person responsible for the Safety Data Sheet
laboratorysolution@thermofisher.com
GHS Information
Signal word
Warning
Hazard Codes
Hazard statements (CLP)
H228, H317
Hazard statements
Code
Statements
H228
Flammable solid
Section 2
SECTION 2: Hazards identification
Classification of the substance or mixture
Physical hazards
Flammable solids Category 2 (H228)
Health hazards
Skin Sensitization Category 1 (H317)
Environmental hazards
Based on available data, the classification criteria are not met
Signal word
Warning
Hazard statements
H228 - Flammable solid H317 - May cause an allergic skin reaction
Prevention
P210 - Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking P240 - Ground and bond container and receiving equipment P261 - Avoid breathing dust/fume/gas/mist/vapors/spray P272 - Contaminated work clothing should not be allowed out of the workplace P280 - Wear protective gloves/protective clothing/eye protection/face protection
Response
P302 + P352 - IF ON SKIN: Wash with plenty of soap and water P333 + P313 - If skin irritation or rash occurs: Get medical advice/attention P363 - Wash contaminated clothing before reuse P370 + P378 - In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish
Storage
P403 + P233 - Store in a well-ventilated place. Keep container tightly closed
Disposal
P501 - Dispose of contents/ container to an approved waste disposal plant
2.3 Other hazards
May form combustible dust concentrations in air May form explosible dust-air mixture if dispersed Toxic to terrestrial vertebrates This product does not contain any known or suspected endocrine disruptors
2.1 Classification of the substance or mixture
Physical hazards Flammable solids Category 2 (H228) Health hazards Skin Sensitization Category 1 (H317) Environmental hazards Based on available data, the classification criteria are not met