Animal feeding stuffs. Determination of phytase activity Ingestion-build-189776 NOTE The symbols for the

NOTE The symbols for the dimensions shown in the tables of this part of ISO 5610 and the corresponding preferred symbols of properties defined in ISO/TS 13399-2 and ISO/TS 13399-3 are given in ISO 5610-1:2014

and management processes in urban areas around the world

With a bulk material

designated Type C and Type A

Animal feeding stuffs. Determination of phytase activity Ingestion-build-189776 NOTE The symbols for the1 Scope This International Standard specifies the determination of phytase activity in feed samples. The method does not distinguish between phytase added as a feed additive and endogenous phytase already present in the feed materials. The method cannot be used to evaluate or compare the in vivo efficacy of the phytase product. It is not a predictive method of the in vivo efficacy of phytases present on the market as they can develop different in vivo