[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

无防腐剂产品的保质期识别:真正无防腐剂的酱料/糕点常温保质期通常≤6个月,开封后需冷藏且7-15天内食用;若某产品宣称无防腐剂却常温保质期≥12个月,需核实是否靠高盐、高糖、高酸或巴氏/超高温灭菌+无菌包装实现,而非虚假宣传

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85%
Confidence
Long-term
Relevance
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https://kongchang.com/claim/423648
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curl https://kongchang.com/api/v1/knowledge/claims/423648
MCP
get_claim(id=423648)