GP 61

6 g  Metol
7 g  Hydroquinone
.8 g  Phenidone
30 g  Sodium Sulfite
60 g  Sodium Carbonate
2 g  Potassium Bromide
1 g  Na4 EDTA
One litre of water

Developing time:  Two minutes.

Temperature:  20C                        Agitation:  Constant.

Shelf life:  6 months in a stoppered bottle, a week in a covered tray.

Although it has three developing agents in it, it needs twice as much light as CWC2 or D-19 to produce the same density and holographic results.

Source: Agfa Gevaert Technical Information Bulletin 21.7271(480)