We are No.2 biggest 4a zeolite manufactuer in Asia. Provide to most big brand detergent company all over the world. Our company produce synthetic detergent 4A zeolite with excellent Calcium exchange capacity performance. High quality and excelent service make us wins sincerely praise from client overseas.Our products are spreading to overseas. 4A QB/T1768-2003Chemical Name Sodium Aluminates Silicate,4A typeChemical Formula Na2O.Al2O3.2SiO2.4.5h2o/Appearance/Smell ,,White and fine powder, Inodorous(mg CaCO3/g) Calcium Exchanging Capacity ≥295≥315(mg CaCO3/g) 2 Minutes Calcium Exchanging Rate (mgCaCO3/g-dry zeolite) 10 Minutes 170200Granularity, um≤4≤4≤4um,%≥90≥90≥10um,%≤1≤0.5(W=Y) (%) Whiteness(W=Y) (%) ≥95≥97PH1%,25PH Value(1%,25) ≤11≤11(800,1h) (%) L01 ≤22≤21Al3+() (%) Al3+(on dry basis) (%) ≥18≥1845um% ≤0.3 mg/ml ≤500≤500° ≤65≤65