4a zeolite for detergent substitue for STPP competitive price 4A ZeoliteGeneral formula: AmBpO2p·nH2O (A: Ca, Na, K, Ba, Sr); ... : White powder, insoluble in water.Functional use: As molecular sieves, filters, adsorbents, catalysts, drying agents, cation exchangers, disperse agents, detergent builders.Package ... % solution, 25°C) 11 MAXLoss on ignition22% MaxAl+ 18% Min 4A zeolite for detergent powder