GB 5009.8-2016 Translated English of Chinese Standard. GB5009.8-2016: National food safety standard - Determination of fructose, glucose, sucrose, maltose and lactose in foodshttps://www.chinesestandard.net, 14 ott 2017 - 18 pagine This standard specifies the determination of fructose, glucose, sucrose, maltose and lactose in foods. The first method of this standard applies to the determination of fructose, glucose, sucrose, maltose and lactose in food. AND the second method applies to the determination of sucrose in food. |
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100 mL volumetric accurate to 0.001 Acetonitrile ADD 5 mL ADD water alkaline copper tartrate awarded a standard burette conical flask converted sugar copper tartrate solution crushed or uniformly determination of fructose differential refractive index dry filter paper evaporation dish evaporative light scattering filter the follow-up follow-up filtrate GB/T glucose High performance liquid hundred grams g/100 hydrochloric acid lactose in foods least 200 g light scattering detector maltose and lactose mass fraction membrane to filter methyl red microporous membrane milligrams milliliters mL MIX it uniformly mL of alkaline mL of potassium mL of water mL of zinc mL volumetric flask paper to filter performance liquid chromatography petroleum ether PIPETTE 5.0 mL potassium ferrocyanide solution purity is 99 reach to 100 refractive index detector result is retained slowly ADD sodium hydroxide standard substance certificate sugar content titration uniformly mixed sample volume reach water bath water to dissolve WEIGH 1 g zinc acetate solution