Unverified83% confidenceDecision RuleTime unknown
判断有无荧光增白剂:用验钞紫外灯照射纸面,若发出蓝紫色荧光则含荧光剂,合格纸巾纸应无明显荧光反应
1
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83%
Confidence
Long-term
Relevance
-
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Unverified荧光剂检测应看是否标注'不含可迁移性荧光增白剂',可用验钞灯(365nm紫外灯)自测:纸面在紫外光下呈现明显蓝白色荧光即含荧光剂,天然木浆纸呈暗紫色不发亮92% similarUnverified荧光剂判断:可用紫外线验钞灯照射,无明显亮蓝色荧光反应更安全;优先选择标注符合GB/T 8939国家标准、明示不添加荧光增白剂的产品85% similarUnverified验证镜片真伪可用蓝光笔或验钞紫光灯照射,真防蓝光镜片会明显反射/阻隔蓝紫光,透过镜片投射到白纸上的蓝光斑会减弱;无任何变化则可能是普通镜片84% similarUnverified荧光增白剂检测应为'未检出',可用紫外验钞灯照射面料自测,明显蓝紫色荧光反应提示可能添加荧光剂,婴儿产品应避免(尤其本白/纯白色号)84% similarUnverified验证镜片是否真防蓝光:用防蓝光验钞笔/蓝光测试灯照射,透过镜片的蓝光光斑应明显变暗或呈黄绿色;纯反射膜款照射时镜片表面会反出强烈蓝紫光但透过光斑变化不大83% similar
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