ISI 44-1e Determination of Whiteness by Reflection
Return 1. Scope The method is applicable to starch LT 12. Dec. 1966 2. Principle Light reflected from a sample relative to the reflection from magnesium oxide is measured. 3. Apparatus 3.1 Photometer (Whiteness meter / Reflection meter) KETT C100 4. Reagents 4.1 Magnesium oxide standard 5. Procedure Fill starch sample in vial identical to the one used for (4.1) magnesium oxide. Follow instructions for the instrument used...