Product Name: dowex* marathon* c (H) Cation Exchange Resin Issue Date: 01/25/2010 Print Date

CEPA - Domestic Substances List (DSL) 
All substances contained in this product are listed on the Canadian Domestic Substances List (DSL) or 
are not required to be listed. 
16. Other 
Information 
Product Literature
Additional information on this product may be obtained by calling your sales or customer service 
contact.
Recommended Uses and Restrictions
Main application(s):
Water treatment.
Food processing.
Hydrometallurgy.
Catalyst.
 
Revision
Identification Number: 80020 / 1001 / Issue Date 01/25/2010 / Version: 3.0 
Most recent revision(s) are noted by the bold, double bars in left-hand margin throughout this 
document.
Legend

---

Product Name: DOWEX* MARATHON* C (H) Cation Exchange 
Resin
Issue Date: 01/25/2010 
Page 7 of 7
N/A
Not available 
W/W
Weight/Weight 
OEL
Occupational Exposure Limit 
STEL
Short Term Exposure Limit 
TWA
Time Weighted Average 
ACGIH
American Conference of Governmental Industrial Hygienists, Inc. 
DOW IHG
Dow Industrial Hygiene Guideline 
WEEL
Workplace Environmental Exposure Level 
HAZ_DES
Hazard Designation 
Action Level
A value set by OSHA that is lower than the PEL which will trigger the need for 
activities such as exposure monitoring and medical surveillance if exceeded. 
The Dow Chemical Company
urges each customer or recipient of this (M)SDS to study it carefully and 
consult appropriate expertise, as necessary or appropriate, to become aware of and understand the 
data contained in this (M)SDS and any hazards associated with the product. The information herein is 
provided in good faith and believed to be accurate as of the effective date shown above. However, no 
warranty, express or implied, is given.
Regulatory requirements are subject to change and may differ 
between various locations. It is the buyer's/user's responsibility to ensure that his activities comply with 
all federal, state, provincial or local laws. The information presented here pertains only to the product 
as shipped. Since conditions for use of the product are not under the control of the manufacturer, it is 
the buyer's/user's duty to determine the conditions necessary for the safe use of this product.
Due to 
the proliferation of sources for information such as manufacturer-specific (M)SDSs, we are not and 
cannot be responsible for (M)SDSs obtained from any source other than ourselves. If you have 
obtained an (M)SDS from another source or if you are not sure that the (M)SDS you have is current, 
please contact us for the most current version.