Premium folder made of age-resistant museum cardboard.
Black on the outside, cream-white on the inside, held together by noble silver
The museum board is alkaline buffered on the outside to protect against environmental influences, and unbuffered on the inside for the best possible storage of your negatives.
- Internal dimensions: 325x315x53 mm
- External dimensions: 334x332x55 mm
- 4 rings for Euro hole, made of stainless steel
- light- and dust-tight all around
- for standing or lying storage
- with silver metal corners
- Color outside: Black
- Color inside: cream white
material properties
- 100% bleached cellulose
- without the use of recycled fibers, free of woody fibers
- Kappa number 1 – 2 = lignin-free
- pH 7.5 – 10.0 = acid-free (according to ISO 6588-1:2020)
- Alkali buffer > 3 % natural calcium carbonate (GCC)
- Sizing: neutral/synthetic (without addition of alum)
- sizing according to Cobb60 < 25
- without optical brighteners
- no bleeding according to DIN ISO 16245:2012
- Surface solidified (low dirt, erasable)
- Cardboard thickness: 1.5 mm
- acid-free, archival, age-resistant
- certified according to DIN ISO 9706 and ISO 16245 A
- Photography Activity Test (PAT) passed
information on product safety
Manufacturer:
Edition Argentum
Marc Stache
Am Comeniusplatz 3
10243 Berlin
info@editionargentum.de