ISI 19-6e Determination of Viscosity of Starch by Brabender
Return 1. Scope The method is applicable to starch LT 08.12.1966 Rev. LT 7. Feb. 2000. 2. Principle Viscosity of native and modified starch is measured during controlled heating and cooling Dynamic viscosity 3. Apparatus 3.1 Brabender viscograph, 700 cmg cartridge. Bowl rotational speed: 75 rpm. Starting temperature: 45 o C. Subsequent rate of temperature increase and decrease: 1½ o C/min. Use standardisation kit for calibrating. Starting temperature = Start of test. 3.2 Beaker, 1000 ml 3.3 Laboratory scale 4. Procedure Weigh starch sample equivalent to x g dry subs