*Due to the chemical nature of this product, it is available for in-store pick up only. ILFORD MICROPHEN is a fine grain film developer which gives an effective increase in film speed while retaining much of the grain characteristics associated with fine grain developers. MICROPHEN is particularly useful when using extended development times to push process fast films such as HP5 PLUS, DELTA 400 PROFESSIONAL, DELTA 3200 PROFESSIONAL and SFX200.