Unverified85% confidenceDecision RuleTime unknown
闻气味辨硫熏：正常炮制黄精有焦糖香甜气；若闻到刺鼻酸味、酸辣感或异常发白发亮，可能经硫磺熏制以防腐增色，不宜购买
1
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85%
Confidence
Long-term
Relevance
-
First Seen
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Unverified干百合闻起来有刺鼻酸味或二氧化硫味、颜色异常雪白发亮的疑似硫磺熏制，正常晒干/烘干品应为乳白微黄、无刺激气味92% similarUnverified含硫熏蒸的巴戟天颜色偏鲜艳、有酸味刺鼻感，二氧化硫残留超标；优选无硫产品，闻之应为淡淡药香而非刺激性酸味92% similarUnverified闻香辨真伪：正品当归有浓郁特有香气（甘中带辛），久闻不刺鼻；若有明显硫磺酸味或刺激性气味，说明经硫磺熏蒸；无香或霉味则为陈货/劣质货91% similarUnverified干菌类香味应为自然菌香或烘干的焦香，若有刺鼻酸味、霉味或明显硫磺味（漂白剂气味），说明存在熏硫或霉变，不要购买90% similarUnverified选购散装干桑葚要闻气味：正常应有果香微酸甜味，若有明显酸馊味或硫磺刺鼻味，可能是霉变或硫熏保色处理，应避免购买90% similar
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