Material Safety Data Sheet
MSDS Name
Uni-Flex Duct Sealer
Revision Date
January 1, 2013
Section 1: Chemical Product and Company Identification
Product Name
Uni-Flex Duct Sealer
CAS Number
none
HMIS Hazard Rating
Health: 1, Fire: 1, Reactivity: 0
Company
Identification
McGill AirSeal LLC
2400 Fairwood Avenue
Columbus, Ohio 43207
Contact
McGill AirSeal LLC
Telephone
(800)624-5535, (614)829-1200
Fax
(614)829-1488
Chemtrec
(24-hour)
(800)424-9300
Chemtrec
International
(703)527-3887
Product Class
polymer dispersed in water
Product Use
duct sealer
Product Code
5721, 5723, 5726, 5727
Section 2: Composition and Information about Ingredients
Hazardous Ingredients
CAS Number
Percent
dipropylene glycol dibenzoate
27138-31-4
4.57
OSHA PELs and ACGIH TL Vs are listed in Section 8 where applicable.
Section 3: Hazard Identification
Emergency
Overview
Material is a gray paste that is slippery in the wet state.
Routes of Entry
Inhalation: Yes; Ingestion: Yes; Skin: Yes; Eye: Yes
Inhalation
May be irritating to upper respiratory tract.
Ingestion
Ingestion is not a probable route of exposure. Harmful if swallowed.
Skin
Prolonged or repeated skin contact can cause irritation.
Eye
Mildly irritating to eyes.
Medical Conditions
Aggravated by
Exposure
Under conditions of normal use chronic affects are not expected. Possible aggravation of pre-existing skin conditions.
Carcinogenicity
IARC: No; NTP: No; OSHA: No
Reproductive Toxicity
This product has not been evaluated for reproductive toxicity.
Target Organs
Eyes and skin
Section 4: First Aid Measures
Inhalation
Remove to fresh air. If difficulty persists seek medical attention.
Ingestion
Call poison control center immediately. Follow their specific instructions. Do not induce vomiting.
Skin
Wash with soap and water. Contact a physician if irritation develops or persists.
Eye
Hold eyelids apart and flush with plenty of water for at least 15 minutes. Seek medical attention.
Section 5: Fire-Fighting Measures
Flammability Class
(OSHA)
IIIB
Flash Point
>200°F; Setaflash
Explosive Range
Not applicable
Extinguishing Media
Use alcohol foam, carbon dioxide, water spray, or ABC dry chemical when fighting fires involving this product.
Hazardous Combustion
Products
Oxides of carbon may be released during combustion.
Fire-Fighting Procedures
Wear a NIOSH approved self-contained breathing apparatus.
Section 6: Accidental Release Measures
Containment Techniques
Use inert absorbent to dike the spill. Keep away from drains.
Clean-up
Spread absorbent over material and scrape up material/absorbent and place in an approved container. If product has dried, scrape up and place in an approved container.
Emergency Measures
Isolate hazard area. Keep unnecessary and unprotected personnel from entering area. Wear all appropriate personal protection equipment (PPE) (See Section 8).
Section 7: Handling and Storage
Handling
Wash thoroughly after handling. Avoid prolonged or repeated contact with skin.
Storage
Keep from freezing.
Precautionary Statement
KEEP OUT OF THE REACH OF CHILDREN.
Section 8: Exposure Controls and Personal Protection
Occupational Exposure Limits
 
dipropylene glycol dibenzoate
 
ACGIH TLV
Not Established
 
ACGIH TLV-C
Not Established
 
ACGIH STEL
Not Established
 
OSHA STEL
Not Established
 
OSHA PEL
Not Established
 
Engineering Controls
Use local exhaust as needed to maintain occupational exposure limits.
Other
Facilities storing or utilizing any chemical should be equipped with an eyewash facility and a safety shower.
Respiratory
Protection
Respiratory protection is not expected to be necessary under normal use. Follow requirements for respiratory protection in OSHA 1910.134.
Eye Protection
Chemical splash goggles (ANSI Z87.1 or approved equivalent).
Skin Protection
Where skin contact can occur, wear impervious gloves.
Section 9: Physical and Chemical Properties
Form
paste
Appearance/Color
gray
Odor
mild
Solubility (in water)
dispersible in water
pH Value
8.0-9.0
Boiling Range/Point
212°F
Evaporation Rate
slower than n-Butyl Acetate
% Volatile
18.0%
Specific Gravity
1.30
VOC
12.0 g/l
Section 10: Stability and Reactivity
Stability
This product is stable.
Hazardous
Polymerization
Hazardous polymerization will not occur.
Conditions
to Avoid
Strong acids, strong bases
Incompatibility
Easily oxidizable materials
Section 11: Toxicological Information
This formulation has a low odor of acute and chronic toxicity by all routes of exposure. Prolonged or repeated exposure may cause skin irritation. Direct contact may cause eye irritation. Exposure to any chemical substance, including those with a low order of toxicity, should be controlled and minimized to avoid harmful effects.
Section 12: Ecological Information
This formulation has not been tested for environmental effects.
Section 13: Disposal Considerations
Waste Disposal
Disposal of this product must comply with all applicable federal, state, and local regulations.
Container Disposal
Disposal of this container should comply with all applicable federal, state, and local regulations.
Section 14: Transport Information
UN Number: None
UN Pack Group: Not applicable
UN Class: Nonhazardous
ICAO/IATA: Nonhazardous
IMDG Class: Nonhazardous
Shipping Name: Nonhazardous
Packaging may not be approved for shipping by air. Contact McGill AirSeal for further information.
Section 15: Regulatory Information
TSCA (Toxic Substances Control Act Inventory)
All components of this product are listed on the TSCA inventory except as exempted.

Pennsylvania
Hazardous components required to be listed at 1% or more
clay; kaolin; 1332-58-7
Non-hazardous components required to be listed at 3% or more
water; 7732-18-5
styrene/acrylic emulsion; 25586-20-3
hydrocarbon resin mixture; dipropylene glycol
dibenzoate; 27183-31-4
petroleum hydrocarbon mixture; polymerized rosin; 65997-05-9

New Jersey
clay; 1332-58-7
water; 7732-18-5
styrene/acrylic emulsion; 25586-20-3
hydrocarbon resin mixture; petroleum hydrocarbon resin mixture
Section 16: Other Information
Disclaimer
While the information and recommendations set forth herein are believed to be accurate as of the data hereof, McGill AirSeal LLC makes no warranty, express or implied, with respect thereto and disclaims all liability from reliance thereon.

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