Methylcellulose
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Methylcellulose has the polymeric backbone of cellulose, a natural
carbohydrate that is based on a repeating structure of anhydrous units.
Colorcon's METHOCEL™ Premium methylcellulose polymers are available
under the A chemistry designation in several different viscosity ranges for
use as suspending agents in liquid systems. Methocel A15 Premium LV has
27-31.5% of methoxyl content and the viscosity of its 2% solution in water
is 12-18 cps.