Hydrated lime Power Application for mining chemical waste water treatment Hydrated Lime PowerPUTITY: 93.75% CaO 72. ... WIDELYUTILIZEDIN LEMON ACID,POLLUTEDWATER TREATMENT,LEATHER,WASTE GAS TREATMENT,WATER PURIFIER,GOLDMINING,PAINTING,BLEACHINGAGENT,EPOXY PROPANE,PETRO-CHEMICALPRODUCTS.ETC. ... 17%: Pb:2ppm: As2O3: 3.7 ppm,HUMIDITY ; 0.36%PURPOSE: River water PH adjustment. factory direct sale 93%Hydrated ...