طرق التثبيت .. كتاب التصوير للهواة

installation methods
The first way

Hypo sulfate 250 grams - a liter of hot water, the time is from 10 to 12 minutes

And must continue to install the film until the white color is lost
The second way

Acid fixer

1 - Hippo

250 grams of potassium metabosulfite and iron bisulfite 25 1 liter - water

Method 3 Janining fixer

1 - Hippo 250 grams of ammonium carbonate - 1 liter of water

Installation errors:

Often, after the process of fixing the film, it turns yellow, green, reddish, or unclear, perhaps the features only, and these must be removed by placing it for a period, i.e. for a few hours, and washed well in the acid, which is a fixative.

Causes of yellow spots:

The installation was performed at a high temperature.

Large amounts of acidal were added
Reasons why the image features do not appear accurately:
Using the installer to install a large number of images, it lost its properties
- The amount of hyposulfite was low in the fixative
NB :
In order to extract a good clear image, the stabilized acid must be changed
ongoing .