Unverified90% confidenceDecision RuleTime unknown
真丝含量标注需辨真伪：'真丝'需吊牌标注100%桑蚕丝或mulberry silk，'仿真丝''醋酸''人造丝（黏胶）'均非真丝；燃烧测试真丝有毛发焦臭、灰烬呈脆黑碳球一捏即碎，化纤则结硬球有塑料味
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