GB/T 20194-2018 "Determination of starch in feeds—Polarimetry"

This standard specifies a specific method for the determination of starch content in animal feed by polarimetry, which is applicable to the determination of starch content in feed ingredients, compound feeds, concentrate supplements, condensed feeds and additive premixes. However, this method is not applicable to feeds containing Miscellaneous ingredients with Optical inspection activity and insoluble in 40% ethanol, such as potato pulp, soybean products, chicory root, etc., nor to starch products with amylose content exceeding 40%. This standard provides clear operating specifications for the determination of starch content in relevant feeds.

This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.