Unverified82% confidenceDecision RuleTime unknown
花型完整、颜色自然偏暗黄的为佳；颜色过于鲜艳金黄或统一无杂色的需警惕硫磺熏制或染色，天然干桂花颜色会随存放略变深
1
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82%
Confidence
Long-term
Relevance
-
First Seen
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Unverified颜色越白越好看的菊花越可能被硫磺熏制或漂白，天然干燥的优质菊花色泽偏黄且不均匀，不要以外观白亮作为选购标准89% similarUnverified色泽异常鲜艳的深红/紫红花瓣需警惕硫磺熏蒸或色素添加，天然低温冻干或阴干的花瓣颜色偏暗红、粉褐属正常；花瓣发黑、有白色霉斑或结块说明受潮变质87% similarUnverified颜色越浅越透亮不等于越好，天然桃胶多呈浅琥珀色至深棕色（含少量树皮杂质属正常）；异常晶莹通透且颜色均一的可能经过硫磺熏制或漂白处理86% similarUnverified颜色异常雪白、大小整齐一致、表面有酸味或刺激性气味的莲子，可能经过双氧水或硫磺漂白，不建议购买；天然莲子应呈微黄或象牙白，颜色略有深浅不一86% similarUnverified颜色越鲜艳饱和的天然干花越可能是染色处理（非原色），染色花在阳光直射下褪色更快，追求持久色彩应选永生花而非染色干花86% similar
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