Unverified87% confidenceDecision RuleTime unknown
香草荚(vanilla)选马达加斯加波旁产区，优质荚长14-18cm、油润柔软可打结、表面有白色香兰素结晶，干硬开裂的已失水失香
1
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87%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified香草荚（Vanilla）选购看含水量与柔韧度：优质波旁香草荚饱满油润、可弯曲成U形不断裂，籽多；干硬发脆、表面析出白色结晶（香兰素结晶，实为正常）需区分于发霉的灰白菌斑77% similarUnverified枸杞选宁夏中宁产区，颗粒扁长呈纺锤形、颜色暗红不鲜艳、蒂部白点为正常特征；用手抓一把松开后不明显黏结成团的含糖分和硫熏概率低66% similarUnverified干香菇选购认准菌盖开裂呈白色龟裂纹的'花菇'品质最高，香味最浓；表面光滑无裂纹的'厚菇/平菇'次之。花菇是低温干燥环境下自然形成，泡发后依然厚实弹牙66% similarUnverified外壳异常洁白发亮、纹路缝隙里也没有杂色的多为漂白处理（用双氧水/工业碱浸泡），天然核桃壳应呈黄褐色带自然斑点。漂白核桃闻起来有淡淡刺激性化学味，砸开后壳内壁常发黑65% similarUnverified有色精油（如广藿香、部分复方油）会在浅色石膏/硅藻土上留下永久性黄褐色渍，介意外观应选深色扩香石或滴在底部隐蔽处65% similar
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