Lanxess LEWATIT® C 249 Styrene/DVB polymer Exchange Resin

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Lanxess LEWATIT® C 249 Styrene/DVB polymer Exchange Resin
Categories:	Polymer; Thermoset
Material Notes:	Lewatit® C 249 is a premium grade, standard cross-linked, gel, strong acid cation exchange resin based on a styrene/DVB polymer. Lewatit C 249 is especially suited for industrial water treatment applications, including demineralization, service exchange, and softening. Lewatit C 249 can be used in single bed and mixed bed applications. Lewatit C 249 exhibits a high ion exchange capacity combined with excellent mechanical and osmotic strength for a long operating life. Lewatit C 249 is supplied in a heterodispersed particle size distribution as spherical beads in the fully swollen moist sodium form. Lewatit C 249 is prepared with a minimum amount of fines (-50 mesh particles) resulting in low pressure losses during service. Lewatit C 249 is supplied in the sodium form. Lewatit C 249 is also available in the hydrogen form, designated as Lewatit C 267 Information provided by Lanxess.
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Physical Properties	Original Value	Comments

Bulk Density	0.832 g/cc
Density	1.26 g/cc
Bead Size	0.400 - 1.25 mm	>90%
Storage Temperature	-20.0 - 40.0 °C

Thermal Properties	Original Value	Comments
Maximum Service Temperature, Air	140 °C

Processing Properties	Original Value	Comments
Shelf Life	24.0 Month

Descriptive Properties
pH Operating Range	0 - 14

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PLANY8738 / 209131

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