Development time

Kodak Double-X 5222 in Rodinal

5:45 at 20°C, 1+25 dilution, box speed.

Start timer · 5:45

Time

5:45

Standard

Dilution

1+25

Temperature

20°C

Box speed

ISO 250

B&W

All 3 times

Dilution	EI	Time	Temp	Agitation	Timer
1+25	250	5:45	20°C / 68°F	Standard	Start timer
1+50	250	9:00	20°C / 68°F	Standard	Start timer
1+50	400+⅔ stop	11:00	20°C / 68°F	Standard	Start timer

EI is the speed the film was rated at when shooting. Times marked “not yet verified” come from secondary sources and haven’t been checked against a manufacturer datasheet.

Other temperatures

18°C	19°C	20°C	21°C	22°C	23°C	24°C
7:11	6:26	5:45	5:11	4:36	4:08	3:44

Calculated from the 20°C time using Ilford’s temperature compensation factors, not taken from a datasheet. Most B&W developers behave well between 18°C and 24°C.

Mixing

Dilution	300 ml (one 35mm roll)	500 ml (one 120 roll)
1+25	12 ml developer + 288 ml water	19 ml developer + 481 ml water
1+50	5.9 ml developer + 294 ml water	9.8 ml developer + 490 ml water

How they work together

Rodinal: Prominent grain, high acutance, full film speed, variable contrast. Sharp, dramatic, distinct edge effects.
Kodak Double-X 5222: Classic cinema negative stock with a distinctive look. Medium grain with good tonal range and moderate contrast. Widely used in still photography for its cinematic rendering.
Notes on this pairing: CineStill published time.
Push to EI 400. CineStill published time.

Double-X 5222 in other developers

D-76