Unverified85% confidenceDecision RuleTime unknown
天然腐竹呈淡黄或乳黄色且有光泽，颜色过白（惨白）多为硫磺熏蒸或漂白，颜色深黄发暗则可能陈货或添加色素
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified自然色泽的腐竹应呈淡黄或乳黄色、有光泽且颜色不均匀；颜色过白发亮或雪白多为漂白（用双氧水或吊白块），过深发红多为陈货或添加色素92% similarUnverified警惕颜色过白、过亮的玉竹片，正常九蒸九晒或自然干燥的玉竹为黄白至浅棕色，惨白发亮多为硫磺熏制，购买时可闻是否有刺鼻酸味，认准'无硫'标识86% similarUnverified腐竹/豆皮选购看断面：优质腐竹断面呈蜂窝空心状、色泽淡黄有光泽；发白过亮可能硫磺熏制，颜色过深发暗可能添加色素或劣质豆85% similarUnverified本色竹浆纸颜色越黄不代表越天然，真正原生竹浆本色为浅麦黄，若颜色过深发暗可能是低质纤维或添加色素，颜色应均匀无杂色斑点84% similarUnverified色泽过分金黄均匀、看不出天然纹理的玉竹要警惕染色或糖炒加工；天然玉竹色泽应为深浅不一的黄白至棕黄，允许有轻微色差84% similar
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