Developer · Black and white
Harman/Ilford Ilfosol 3
AvailableB&WLiquid Concentrate
Availability may be limited at some retailers.
- Type
- Liquid
- Process
- B&W
- Temperature
- 20°C
- Dilutions
- 2
- Shelf life
- 24 months in a full tightly capped bottle, 4 months half full (stored at 4-20 C; Ilford)
20–24°C (68–75°F)
concentrate
Characteristics
GrainMedium
AcutanceHigh, level 3 of 3
ContrastMedium high
Good general purpose results
Dilutions
| Ratio | Use | Notes |
|---|---|---|
| 1+9 | One-shot | Standard dilution |
| 1+14 | One-shot | Economy dilution |
Shelf life
- Concentrate
- 24 months in a full tightly capped bottle, 4 months half full (stored at 4-20 C; Ilford)
- Working Solution
- Do not keep working solution more than 24 hours; use once and discard (Ilford)
One-shot use only
Development times
| Film | Dilution | ISO | Time | Temp |
|---|---|---|---|---|
| HP5 Plus | 1+9 | 400 | 6m 30s | 20°C (68°F) |
| HP5 Plus | 1+9 | 800 | 13m 30s | 20°C (68°F) |
| HP5 Plus | 1+9 | 1600 | 11m | 20°C (68°F) |
| FP4 Plus | 1+9 | 200 | 8m 30s | 20°C (68°F) |
| Kentmere Pan 100 | 1+9 | 100 | 5m | 20°C (68°F) |
| Kentmere Pan 100 | 1+14 | 100 | 7m 30s | 20°C (68°F) |
| Kentmere Pan 200 | 1+9 | 200 | 5m 30s | 20°C (68°F) |
| Kentmere Pan 200 | 1+14 | 200 | 7m 30s | 20°C (68°F) |
| Ortho Plus | 1+9 | 80 | 5m | 20°C (68°F) |
| Ortho Plus | 1+14 | 80 | 7m | 20°C (68°F) |
Showing 10 of 61 entries.
Often used for
General purpose developmentBeginnersQuick results
Limitations & warnings
- Slightly more grain than fine-grain developers
Descriptions combine manufacturer specifications with community experience. Subjective assessments reflect common sentiment among photographers and may not match your results.