ISI 38-3e Determination of Cold Water Solubles by Viscometer
Return 1. Scope The method is applicable to commercial starch. Jan 1990 rev. Nov. 2002 2. Principle Viscosity of the water phase of a slurry is interpreted as concentration of cws cws = cold water solubles 3. Apparatus 3.1 Brookfield viscometer RVT 4. Procedure Weigh a starch sample w g as is containing 50 g starch dry matter to the nearest g. Add distilled water at ambient temperature to a total of 200 g and stir for 30 minutes. Equivalent to 21 degree Beaumé starch slurry. The starc...