Unverified80% confidenceDecision RuleTime unknown
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
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80%
Confidence
Long-term
Relevance
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Unverified不要买颜色异常雪白、饱满整齐得不自然的去壳核桃仁，可能经过硫磺熏蒸或漂白处理；天然核桃仁颜色深浅不一、表皮有褐色纹路才正常87% similarUnverified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86% similarUnverified艾绒颜色越金黄越纯净（去除杂质多），发绿发青多为新艾或杂质多，发黑可能受潮霉变；正品陈艾应呈土黄或金黄色、绒软无枝梗、气味清香不刺鼻86% similarUnverified去壳核桃仁颜色应为浅黄至琥珀色，若发白或颜色过于均匀漂亮，可能经过漂白硫熏处理；仁色发黑、油亮渗油则已氧化哈败86% similarUnverified去壳核桃仁若颜色异常洁白发亮、无自然褐色内膜，可能经过硫磺熏蒸或双氧水漂白，正常核桃仁应为浅黄至浅褐色带天然纹理，不建议购买过白仁85% similar
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