Molecular Sieve 4A

ZEOLITE 4A, is nontoxic, odourless and tasteless white powder with good liquidity, has strong calcium ion exchange capacity and rate. It is the most ideal phosphorus free agent to replace STPP.
This product is used as an environmental replacement for phosphates in laundry detergents, exhibiting strong ion exchange capacity and compatibility. It can be used in super condensed laundry powder transparent soap, whitening soap and other washing products.



Ca exchange capability

≥295 (mg CaCO3/g)

Ca exchange rate: (2 minutes)

≥175 (mg CaCO3/g)

(10 minutes)

≥190(mg CaCO3/g)

Particle size :D50

2-4 um


≥1 um


≤10 um

+325 mesh(wet sieve)


whiteness (W=Y10)


PH (1% solution, 25 ℃)


LOI (800℃, 1h)


Al3+ (Dry basis)