Unverified85% confidenceDecision RuleTime unknown
选购整粒黑芝麻优先选带尖头的椭圆扁平颗粒，饱满有光泽、大小均匀；瘪粒多、有霉味或哈喇味说明存放过久或油脂已氧化变质，不宜购买
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
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Unverified选购整粒黑芝麻时，粒型饱满、大小均匀且带自然光泽的品质更好；表面暗淡无光或有大量碎粒/瘪粒的多为陈货或次级料84% similarUnverified优质黑豆颗粒饱满圆润、大小均匀、表皮有自然光泽但不过分油亮；干瘪、破碎率高、有虫蛀孔或霉斑的批次泡发率低且口感差80% similarUnverified整粒黑芝麻优选颗粒饱满、大小均匀且捏碎后断面呈灰白色的，纯黑到底的可能是染色过的假芝麻（真黑芝麻胚乳为白色）77% similarUnverified颗粒饱满度判断：优质黑豆颗粒大小均匀、表皮完整无皱缩、有自然光泽；瘪粒、虫蛀孔、破皮比例超过5%说明品质或储存不佳，煮后出沙率低77% similarUnverified黑芝麻表皮富含花青素类色素，选购整粒时可取几粒用清水浸泡，正常黑芝麻遇水会缓慢渗色（因表皮结构），而染色芝麻会快速大量掉色且擦拭种仁内部露白，正宗黑芝麻掰开内部应为乳白色而非全黑76% similar
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