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®
Hilti (Canada) Corporation
MSDS No.:
284C
Revision No.:
004
Revision Date:
4/9/08
Page:
1 of 2
HILTI ® is a registered trademark of Hilti Corp.
MATERIAL SAFETY DATA SHEET
Product identifier:
CP 637 Firestop Mortar
Product use:
Fire resistant plaster for sealing penetrations in concrete and masonry
Supplier:
Hilti (Canada) Corporation  6790 Century Avenue, Suite #300, Mississauga, Ontario  L5N 2V8
Originator
Hilti, Inc., P. O. Box 21148, Tulsa, Oklahoma, USA  74121
Emergency number:
Chem-Trec:  1 800 424 9300
INGREDIENTS INFORMATION
Ingredient
CAS Number
% (wt.)
LC50, (rat)
LD50  (rat)
TLV
STEL
Calcium sulphate hemihydrate
10034-76-1
> 90
N/Av
N/Av
10 mg/m3
N/E
Perlite
93763-70-3
< 10
N/Av
12960
mg/kg
(mouse)
N/E
N/E
PHYSICAL PROPERTIES
Appearance / Physical state:
Light red powder
Odour:
No odour.
Bulk density:
650 kg/m3
VOC content
<1% w/w
Vapour pressure (at 20ºC):
Not applicable.
Vapour density:
Not applicable.
Evaporation rate:
Not applicable.
Boiling point:
Not applicable.
Freezing point:
Not applicable.
pH:
Not determined.
Coefficient of H20 / oil distrib:
Not determined.
Solubility in water:
Soluble.
FIRE AND EXPLOSION DATA
Flash point / Method:
Nonflammable.
Flammable limits:
Not applicable.
Conditions of flammability:
Not applicable.
Auto-ignition temperature:
Not applicable.
Means of extinction:
As appropriate for the surrounding fire (e.g. Water, CO2, Dry Chemical, Foam).
Special fire fighting
procedures:
None known.  A NIOSH-approved self-contained breathing apparatus (SCBA) should be worn
when fighting fires involving chemicals.
Hazardous combustion
products:
Not applicable.
Sensitivity to mechanical
impact / static discharge:
Not susceptible to mechanical impact or to a static discharge.
REACTIVITY DATA
Stability:
Stable.
Conditions of reactivity:
None known.
Incompatible materials:
Phosphorous and diazomethane.
Hazardous decomposition
products:
None known.
TOXICOLOGICAL PROPERTIES
Likely routes of exposure:
None known
Skin contact
Skin absorption
Eye contact
Inhalation
Exposure limits:
See “Ingredients” section above.
Acute effects of exposure:
Eyes -Can cause irritation, inflammation and conjunctivitis.  Skin - Contact with moist skin or
prolonged and repeated contact can cause irritation.  Inhalation - No effects expected.
Ingestion - Not considered a route of exposure.  Effects of ingestion have not been determined.
Considered to have a low acute oral toxicity.
Chronic effects of exposure:
None known.
Synergistic materials:
None known.