Like so many deep layer film developers the ROLLEI LOW SPEED developer does not yield full rated film speed but will exhibit extremely fine highlight detail. Recommended for developing 25-200 ISO films.
The 1 liter bottle RLS produces a fine grain negative, but does not produce a full rated film speed but still holds your highlights detail. It is recommended as a general film developer for ISOs between 25 and 200.
Liquid deep layer film developer
Dilute 1:4 to make a working solution
After purchase the original packaging holds the content usable for 2 - 3 years. Only after the concentrate seems to be tuning to yellowish-brown it is unusable.