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MATERIAL SAFETY DATA SHEET
Product: DOWFROST* HD HEAT TRANSFER FLUID, DYED
Product Code: 04632
Effective Date: 02/20/01, Date Printed: 07/10/02, MSD: 002239
EXPOSURE GUIDELINES: Propylene glycol: AIHA WEEL is 50 ppm total, 10 mg/m3 aerosol
only.
9. PHYSICAL AND CHEMICAL PROPERTIES
APPEARANCE/PHYSICAL STATE: Clear yellow liquid.
ODOUR: Odourless
VAPOUR PRESSURE: 0.22 mmHg @ 20EC
VAPOUR DENSITY: 2.6
BOILING POINT: 320EF, 160EC
SOLUBILITY IN WATER/MISCIBILITY: Complete
SPECIFIC GRAVITY OR DENSITY: 1.058 @ 25/25EC
10. STABILITY AND REACTIVITY
CHEMICAL STABILITY: Thermally stable at typical use temperatures.
CONDITIONS TO AVOID: Avoid use temperatures above 450EF, 232EC. Product can degrade
at elevated temperatures. Generation of gas during decomposition can cause pressure in
closed systems.
INCOMPATIBILITY WITH OTHER MATERIALS: Avoid contact with oxidizing materials. Avoid
contact with strong acids
HAZARDOUS DECOMPOSITION PRODUCTS: Hazardous decomposition products depend
upon temperature, air supply and the presence of other materials.
HAZARDOUS POLYMERIZATION: Will not occur.
11. TOXICOLOGICAL INFORMATION (See Section 3 for Potential Health Effects. For
detailed toxicological data, write or call the address or non-emergency number shown in Section
1).
SKIN: The LD50 for skin absorption in rabbits is >10,000 mg/kg.
* or (R) indicates a trademark of The Dow Chemical Company.