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

Evaporation Rate (Butyl 
Acetate = 1) 
No test data available
Kinematic Viscosity
Not applicable
Particle Size
0.15 - 3.0 mm DOWM 101701
10. 
Stability and Reactivity 
Stability/Instability 
Stable under recommended storage conditions. See Storage, Section 7.
Conditions to Avoid: Exposure to elevated temperatures can cause product to decompose.
Incompatible Materials: Avoid contact with oxidizing materials. Oxidizing agents such as nitric acid 
attack organic exchange resins under certain conditions. Before using strong oxidizing agents, consult 
sources knowledgeable in handling such materials. The severity of the reaction with oxidizing 
materials can vary from slight degradation to an explosive reaction.
Hazardous Polymerization 
Will not occur.
Thermal Decomposition 
Decomposition products depend upon temperature, air supply and the presence of other materials.
Decomposition products can include and are not limited to: Aromatic compounds. Hydrocarbons.
Organic sulfonates. Sulfur oxides.
11. Toxicological 
Information 
Acute Toxicity 
Ingestion 
Typical for this family of materials. LD50, Rat
> 5,000 mg/kg
Skin Absorption 
The dermal LD50 has not been determined.
Repeated Dose Toxicity
 
No relevant information found.
Chronic Toxicity and Carcinogenicity
No relevant information found.
Developmental Toxicity
No relevant information found.
Reproductive Toxicity
No relevant information found.

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Product Name: DOWEX* MARATHON* C (H) Cation Exchange 
Resin
Issue Date: 01/25/2010 
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