Koken dust mask Hi-Rack 350 DS-2 N95 4984596144507 This is a disposable dust mask that has passed the dust mask classification DS2 and N95. Disposable dust mask. ■Features ・It is effective for work that generates dust, DIY work such as DIY work, pesticide spraying, and infection control such as viruses. ・The 3D three-dimensional face contact cushion secures a sufficient contact area with the face and improves adhesion. ・The length of the tightening string can be adjusted so that it can be firmly attached to the face. ・Because the inside of the mask is reinforced with a shape-retaining net, it will not lose its shape even if it is reused after being temporarily bent during a break. ・No metal parts are used, so it can be completely incinerated. ■Specifications /Classification: DS2 /10 sheet / pack /Particle collection efficiency: Internal standard value: 95.0% or more/Average value: 98.4% /Intake resistance: Internal standard value: 50Pa or less/Average value: 35Pa /Exhaust resistance: Internal standard Value: 50 Pa or less/Average value: 35 Pa /Weight: Company standard value: 12.1 g or less/Average value: 9.1 g /Usage limit: 13 hours /Dimensions: 125 x 40 x 114 mm /Weight: 0.0091 kg /Package dimensions: 170 ×50×150mm Package weight: 30g Masker N95 Koken, Koken Hi-luck 350, Koken N95 Mask 350, Koken 350, masker pernapasan