2024年7月18日 星期一 19:43:55

食用玉米淀粉国家标准

食用玉米淀粉国家标准
(参照GB8885-88)

 
(一) 产品分级
食用玉米淀粉是指以玉米为主要原料(原料符合食用标准)而生产的食用淀粉,分为优级品、一级品、二级品。
(二) 质量要求
1、感官要求

项目

指标

优级品

一级品

二级品

色 泽

白 玉 米

洁白有光泽

洁 白

黄 玉 米

白色略带微黄色阴影

白色带微黄色阴影

气 味

无异味

口 感

无砂齿

杂质

无外来物



2、理化指标

项目

指标

优级品

一级品

二级品

水分(%) ≤

13.00

14.00

14.00

酸度()

20.00

20.00

25.00

灰分(%) ≤

0.10

0.15

0.20

蛋白质(%)≤

0.30

0.50

0.70

斑点(个/平方厘米)≤

0.40

1.00

1.50

细度150微米(100目)筛通过率(%)≥

99.90

99.50

99.30

脂肪(%)≤

0.15

0.20

0.25

白 度(440nm蓝光反射率)(%)≥

白玉米

97.50

96.00

95.00

黄玉米

92.00

92.00

90.00



3、卫生指标

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项目

指标

优级品

一级品

二级品

二氧化硫(mg/kg)≤

30.00

砷(mg/kg,以As计)≤

0.50

铅(mg/kg,以Pb计)≤

1.00