Unverified88% confidenceDecision RuleTime unknown
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
1
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88%
Confidence
Long-term
Relevance
-
First Seen
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Unverified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92% 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90% similarUnverified优质干腐竹颜色为淡黄偏自然色、表面有自然褶皱和气孔，过于光亮均匀或颜色发白可能经过漂白处理88% 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88% similarUnverified选购看颜色不选鲜艳暗红发亮的：天然干枸杞呈暗红或紫红且色泽不均，尖端多有白色果柄痕（俗称'白尖'）；颜色统一鲜红、无白尖、通体发亮的极可能经过硫磺熏蒸或色素处理85% similar
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