Foreword
This standard replaces GB/T 5009.6-2003 “Determination of fat in foods”, GB/T 9695.1-2008 “Meat and meat products Determination of free fat content”, GB 5413.3-2010 “National food safety standard Determination of fat in foods for infants and young children, milk and milk products”, GB/T 9695.7-2008 “Meat and meat products Determination of total fat content”, GB/T 14772-2008 “Determination of crude fat in foods”, GB/T 5512-2008 “Inspect of grain and oilseeds Determination of crude fat content in grain”, GB/T 15674-2009 “Determination of crude fat in edible mushroom”, GB/T 22427.3-2008 “Starches,native or modified Determination of total fat content” and GB/T 10359-2008 “Oilseed meals Determination of oil content--Part 1:Extraction method with hexane (or light petroleum)”.
Compared with GB/T 5009.6-2003, major changes of this standard are as follows:
——the Chineses name of this standard has been revised to “National food safety standard Determination of fat in foods”;
——the acid hydrolysis and extraction procedures of meat products and starches have been revised;
——the alkaline hydrolysis method and Gerber method have been added.