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disposable medical surgical mask manufacturers
Specification: 17.5cm¡Á9.5cm
Detail: [product name] disposable surgical mask [specification and model] 17.5cm ¡Á 9.5cm tolerance: ¡À 5% [executive standard No.] yy0469-2011 medical surgical mask [product performance] after 1.2ml synthetic blood is spraye...


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