Did the tests many times in addin lime at various temp (water lime, milk lime ) in stoechiometric conditions
it seems calcium solubility in Na2so4 solution never achieve precipitation concentration or CaSO4 is soluble in such Na2SO4 solution ??
thank's 25362 for your answer
water quality is surface water:
Cl :30 ppm
hardness :250 ppm
M: 200ppm
did the test with demin: same result
does existing cristals affect cristallisation ?
I have a 10g/l sodium sulfate solution
By adding lime ( water lime, milk, etc.) at various concentrations, nothing happends ..
why ?
Solutions ?
thank's a lot