We are one of the largest 4A ZEOLITE manufacturer in Southern China.Our 4A Zeolite quality is very high grade,and size is only1-2um,and we obtained many certification,such as ISO9001:2000.In Asia,there are only PQ/USA Co offer same as ours.but you know their price is too higher.Now, Over 80% supply for P&G Asia/Kao JAPAN.They used our zeolite to replace STPP in their detergent powder products for decrease their cost.
So you don't worry for our quality. Parameter,pls check as below.
----4A ZEOLITE DETERGENT (NA2O.AL2O3.2SIO2.4.5H2O)--
C.E.C Ca Ion exchangecapacity
mgCaCO3(dry) 320+/-10mgCaCO3/g
White grade(w=y) 97+/-0.5%
Average grain size) 1.5-2.3um
=====
4A Zeolite detergent is the major builder of none phosphorus or low phosphorus detergent. This is 3 in 1 products confined Marjory with 4A Zeolite detergent,moderate sodium carbonate and organic polymer builder,has the same efficacy as sodium phosphate. It is not necessary to worry about the question of quality.