This popular Developer has excellent keeping qualities both as stored concentrate & in the dish. PQ UNIVERSAL is a very economical 'standard' paper developer designed for use with ILFOBROM Galerie FB & MULTIGRADE IV FB as well as ILFOSPEED RC DELUXE. At a working dilution of 1+9, paper development is complete in 2 minutes & at 1+4, in 45-90 seconds. It is also recommended where a slower acting Developer is needed for MULTIGRADE IV.