Unverified82% confidenceFactTime unknown
食品级铂金硅胶可通过白烟测试和拉伸测试鉴别：铂金硅胶拉伸后不发白、燃烧无黑烟白灰无异味；普通硅胶（过氧化物硫化）拉伸发白、燃烧有黑烟，长期接触食物不如铂金硅胶安全
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82%
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Unverified标注'食品级铂金硅胶'的产品比普通硅胶更耐黄变、无异味，可通过燃烧测试区分：铂金硅胶燃烧后为白色灰烬无黑烟异味，普通硅胶发黑有刺鼻味89% similarUnverified食品级铂金硅胶通过拉伸测试不发白、无异味，普通硅胶折叠处会泛白，选购硅胶蒸格可通过对折检验判断材质等级87% similarUnverified食品级硅胶模具认准铂金硅胶（Platinum/LSR），撕拉测试白痕越少纯度越高，闻起来无刺鼻味；避免过氧化物硫化的普通硅胶，高温易析出小分子物质86% 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85% 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85% similar
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