portant;">
portant;">【中文名称】:维生素B2
portant;">【英文名称】:vitamin B2
portant;">【其他名称】:核黄素(riboflavin)
portant;">【CAS】:83-88-5
portant;">【分子式】:C17H20N4O6
portant;">【分子量】:376.36
portant;">
portant;">性状:
portant;">橘红色粉末、本品为橙黄色结晶性粉末;微臭,味微苦;溶液易变质,在碱性溶液中或遇光变质更速。 几乎不溶;
portant;">用途:营养增补剂。添加量:小麦粉0.2mg/100g:乳制品(改质奶粉)0.9~0.95mg/100g;酱油25~40mg/L,成人每日摄取量(日本)1.2mg。尚用于米、面包、饼干、巧克力、调味酱等。有时用作色素。
portant;">
portant;">限量:
portant;">GB14880-2012(营养强化剂)mg/KG
portant;">1.调制乳粉(儿童用乳粉)8-14;调制乳粉(孕产妇用乳粉)4-22.
portant;">2.豆粉、豆浆粉6-15;豆浆1-3;含乳饮料1-2;固体饮料9-22.
portant;">3.胶基糖果16-33;西式糕点3.3-7.0;饼干3.3-7.0
portant;">4.大米及其制品;小麦粉及其制品;杂粮粉及其制品3-5
portant;">
portant;">GB2760-2011(作为着色剂) mg/KG
portant;">1.干制蔬菜(脱水马铃薯)0.3。
portant;">2.方便米面制品,固体复合调味料0.05
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