Note: Ingredients listed on restricted chemical lists
EC/CAS
107-51-7
Name of the chemical
Octamethyltrisiloxane
Concentration
>=82.0-<=87.0%
General Information
Revision date
2025-08-13
Product name
DOWSIL 1200 OS Primer, UV Traceable
1.2.1 Relevant identified uses
Adhesive, binding agents
Emergency telephone
+1 800-424-9300, 800-424-9300
Icons in SDS
Company Information
company name
THE DOW CHEMICAL COMPANY
e-mail address of the competent person responsible for the Safety Data Sheet
SDSQuestion@dow.com
GHS Information
Signal word
DANGER!
Hazard Codes
Hazard statements (CLP)
H226, H315, H318, H373
Hazard statements
Code
Statements
H226
Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
OSHA Hazards Hazard classification
Hazard pictograms
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Signal word
DANGER! H226 Flammable liquid and vapour. H315 Causes skin irritation. H318 Causes serious eye damage. H373 May cause damage to organs (Blood) through prolonged or repeated exposure if swallowed.
Prevention
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P233 Keep container tightly closed. P240 Ground and bond container and receiving equipment. P241 Use explosion-proof electrical/ ventilating/ lighting equipment. P242 Use non-sparking tools. P243 Take action to prevent static discharges. P260 Do not breathe mist or vapours. P264 Wash skin thoroughly after handling. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
Response
P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower. P305 + P351 + P338 + IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON P310 CENTER/ doctor. P314 Get medical advice/ attention if you feel unwell. P332 + P313 If skin irritation occurs: Get medical advice/ attention. P370 + P378 In case of fire: Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide to extinguish.
Storage
P403 + P235 Store in a well-ventilated place. Keep cool.
Disposal
P501 Dispose of contents/ container to an approved waste disposal plant.
Other hazards
Static-accumulating flammable liquid
2.1 Classification of the substance or mixture
GHS classification in accordance with the OSHA Hazard Communication Standard (29 CFR 1910.1200) Flammable liquids - Category 3 Skin irritation - Category 2 Serious eye damage - Category 1 Specific target organ toxicity - repeated exposure - Category 2 - Oral
