just too much inconsistency to trust Xtol. Jobo Expert drum processing would yield black tones, and the next would be brownish, underdeveloped, flat negatives. got to the point that I could not predict my results, so I quit using it. it has been mentioned that my water source and questionable mineral content might be contributing. my results with Tmax RS and ID-11 were just too outstanding to continue and play russian roulette with Xtol.(posted 8853 days ago)darn. talked about so favourably, and my hopes were high.