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其他化妝品功效檢測儀器

防曬指數測試系統 SPF-290AS (體外法)


產品詳情

測試原理:

根據防曬化妝品中紫外線吸收劑和屏蔽劑可以阻擋紫外線的性質,將防曬化妝品涂在 PMMA板或3M專用膠帶上,用不同波長的紫外線照射,測定樣品的吸光度值,依據測定值大 小直接評價防曬效果。

應用領域:化妝品、防曬用品、防紫外布料、感光乳劑等的SPF值測量。

           

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