Note: Ingredients listed on restricted chemical lists
EC/CAS
57-55-6
Name of the chemical
1,2-propanediol
Concentration
<10 >85 <15 <1
General Information
Revision date
2026-07-30
Product name
GEOTHERMAL-PG HEAT TRANSFER FLUID
Product Synonyms
01-170, Blended Formula, Geothermal Propylene
1.2.1 Relevant identified uses
Concentrated propylene glycol-based heat transfer fluid (HTF) is specially formulated for geothermal systems. Non-toxic, non-flammable, and biodegradable
Emergency telephone
1-800-424-9300, 703-527-3887
Icons in SDS
Company Information
company name
ComStar International Inc
Section 2
SECTION 2: Hazards identification
2012 OSHA Classification
2.2 Label elements
None required
2.3 Other hazards
None identified
2.1 Classification of the substance or mixture
This chemical is not considered hazardous by the 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200)
