rolllog

Development times

Ilford HP5 Plus in Kodak HC-110

7 times for A, B, EI 400–3200, 20 °C. From HARMAN technology HP5 PLUS Technical Information (2018-11).

Box speed (EI 400), 20 °C, A, intermittent
2:30
Box speed (EI 400), 20 °C, B, intermittent
5:00

Times

A · intermittent

Ilford HP5 Plus in Kodak HC-110 A · intermittent: time in minutes:seconds by exposure index and temperature
EI20 °C
4002:30
8003:45
16005:30
32009:30

B · intermittent

Ilford HP5 Plus in Kodak HC-110 B · intermittent: time in minutes:seconds by exposure index and temperature
EI20 °C
4005:00
8007:30
160011:00

Source: HARMAN technology HP5 PLUS Technical Information (2018-11)

Time in min:sec. A dash means the source gives no time for that combination; rolllog doesn't fill gaps. These are starting points: test with your own process.

Ilford HP5 Plus in other developers

Other films in Kodak HC-110

Same data from the API

curl "https://rolllog.io/api/v1/films/ilford-hp5-plus/dev-times?developer=kodak-hc-110"

All of Ilford HP5 Plus: exposure, reciprocity, formats and prices.