DANCHEK

Motion Picture Film Base Deterioration Window
for Acetate Film



Danchek  is a monitor "window" to your film.
It is the "nose" that never gets tired of "smelling" decaying films.
This product received nomination for the Patent Prize of the Year 1995 in Denmark. The dyed silica change color according to color scheme below, which is from blue via green to yellow. Danchek clips into a hole (11mm) in the side of any filmcan.

It is an affordable way to give you control over your collection - right now - and in years to come.

 Product Packing (pcs) Price DKK Price Euro
Danchek 100 700 94

All prices are ex. stock Copenhagen excl. local tax

Dancan Cinema Services S.L
Aptd. X-66
35138 Puerto de Mogan - Mogan
Las Palmas de GC
España

Telephone +34 697 226 485
Contact: Morten Jacobsen

  Basic 
Color		 Color Change Color Change Color Change Color Change Color Change Color Change
pH Value at pH 
Value
6,0		 at pH
Value
5,0		 at pH
Value
4,8		 at pH
Value
4,6		 at pH
Value
4,4		 at pH
Value
4,2		 at pH
Value
<4,0
Danchek
Acetate		              
Color Blue Blue Greenish Olive/
green		 Yellow Yellow Yellow
Level 0 0 1 2 3 3 3
Smell none none weak stronger strong strong strong
 Condition Fresh Film   Degradation
is
increasing		 Degradation
is
more increasing 		 From now film
should be
|watched
Autocatalytic
Point		 The film should
be duplicated		 The film has a very
high priority for
duplication 		 The film has a very
high priority for
duplication 

Indication correlates with the IPI safe and accurate way to check film for vinegar syndrome.
(Image Permanence Institute, Rochester, USA., manufacturer of the AD-Strip)
Danchek blue at level 0. At level 1 color turns to green. Some degradation is occurring. At level 2 color begins to turn to green/yellow and films should be duplicated. At level 3 color turns to yellow. The film warps or shrinks irretrievably and has a very strong smell of acetic acid. They have a very high priority for duplication. Colors shown on your computer screen or as a print  is only for guidance and can vary with your equipment. Color description is reasonably accurate and color change is visible from <pH 4,6.