Fujian Risheng Chemical Co., LTD. is the biggest solely foreign owned zeolite manufacturer in China.Now our production ability for synthetic 4a zeolite is 150,000 tons per year.After many years of struggle, we had forged close relationships with lots of detergent corporations, such as Unilever,Nice Group, Guangzhou Liby Enterprise Group CO., Ltd., PG, Zhejiang Transfar Co., Ltd, Shanghai Hutchison White Cat company ltd. and so on. Also, we deserve the praise from other foreign importer for our good reputation and quality, it makes us get much valuable experience to expand further market. Please ref our main specification as below, 1. excellent Ca Ion Exchanging Rate >320 mg caco3/g, strong soften ability 2. High and stable Whiteness >97 , it make your detergent powder whiter 3. PH1%, 25PH Value <11 4. (800,1h) (%) L01 <21% 5. Granularity aveage <3um 6. Resid45um% <0.3% We look forward to having the opportunities of offering our services to you with steven. Our commitment is to provide an easy, efficient, and profitable way for customers to purchase high quality 4a zeolite from us.