Unverified80% confidenceFactTime unknown
食品级硅胶可用'拉扯变白'测试鉴别:优质纯硅胶拉伸时不明显变白且无异味,劣质掺料硅胶拉伸发白、有刺鼻味
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80%
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Unverified硅胶餐具认标注‘食品级硅胶’或通过LFGB/FDA认证,做拉扯测试后出现白色痕迹的多为掺料硅胶,纯硅胶拉扯不变白、无异味90% similarUnverified带硅胶部件的餐具(勺柄、密封圈)需确认为食品级铂金硅胶,闻起来无刺鼻味;廉价硅胶在高温或油脂中易析出异味,可做揉搓测试——变白掉色即为劣质90% similarUnverified食品级硅胶做'白纸测试':反复弯折拉伸不出现白色痕迹说明纯度高,出现白痕(返白)说明掺了填充料,长期高温接触食物有风险89% similarUnverified食品级铂金硅胶做扭曲测试不发白、无析出物;普通硅胶弯折处会泛白,出现白痕说明含填料,长期接触食材不安全89% similarUnverified鉴别真食品级硅胶:用力扭折表面不出现白色痕迹(无白化),说明纯度高;出现白痕则掺有填充料,耐用性和安全性较差88% similar
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