- 100% Cotton Rag Base Material
  - Basis Weight: 308 gsm
  - Thickness: 18.9 mil
  - Whiteness: 92.5%
  - Opacity: 99%
  - Instant Drying & Water Resistant
  - Very Low OBA Content
  - Acid Free & Calcium Carbonate Buffered
  - Surface Finish: Smooth Matte
  - Core Size: 3"
  
      For brilliant, long-lasting prints on a smooth matte surface Hahnemuhle has produced Photo Rag 308 Matte FineArt Paper , which is available here as a 44" x 39' roll. This version of the paper has a weight of 308 gsm and a thickness of 18.9 mil, it also features a very low amount of OBA content in order to produce a bright whiteness of 92.5%. The paper is rated with an opacity of 99% and is both instant drying and water resistant. For longevity, the paper is acid free and calcium carbonate buffered. Additionally, it comes on a 3" core. 
               | Material |  100% cotton rag |  
  | Basis Weight |  308 gsm |  
  | Thickness |  18.9 mil / 0.48 mm |  
  | Whiteness |  92.5% |  
  | Opacity |  99% |  
  | OBA Content |  Very low |  
  | pH-Value Total |  8.3 |  
  | Calcium Carbonate Buffered |  Yes |  
  | Drying Rate |  Instant |  
  | Water Resistance |  Very high |  
  | Surface Finish |  Smooth matte |  
  | Storage Conditions |   Temperature: 50 to 86°F / 10 to 30°C   Humidity: 35 to 65%  |  
  | Size |  44" x 39' / 111.8 cm x 11.9 m |  
  | Core Size |  3" / 7.6 cm |  
  
    |  Packaging Info  |  
  | Package Weight |  12.95 lb |  
  | Box Dimensions (LxWxH) |  46.5 x 5.5 x 5.5" |  
  
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