IN FACT the developer is SPUR NHC (high contrast developer for b/w films). This formula creates medium/high contrast and dense negatives for platinum/palladium and carbon printing processes. JOBO 1000 dev. tank Water jacket: 20 Celsius Pre-soak bath: 2,5min Dev. time: 20 min (for underexposed -1 f-stop approx. negatives) Agitation: first 30sec. - continuous; then every 5min. very gentle 10 sec. agitation. Rinse with tap water 15sec. Stop bath: 1min (Kodak indicator stop bath; dilution 1+64) Rinse with tap water 15sec. Fixing: 5min. Kodak fixing bath (dilution 1+4). Final wash: 15min. Wetting agent (Ilfotol): 30sec.