sodium metasilicate pentahydrate -
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Checking itme Test standard(HG/T2568-94) Sodium oxide(Na2O)% 28.00-30.00
Silica(SiO2)% 27.00-29.00
Water insoluble ≤0.2
Iron(Fe)% ≤200p.p.m
Whiteness ≥75
Qingdao Darun Chemistry Industrial Co.,ltd.
Address: Xianshan Road,Chengyang district,Qingdao city ,China., Qingdao city , Other, China, 255108
Tel: 0086-0532-84931176
We, Qingdao Darun Ltd., established in 1992, have been dedicated to the development and production of silicic acid salt for so many years and won domestic and overseas praise because of our advanced technology and steady quality. Besides the successful national market, now we are exporting to Southeast Asia, Europe and America.
Our company locates in the famous seaside city-Qingdao, which is the second biggest port of China. With convenient transportation advantage of several minutes drive away from the Qingdao Liuting Airport, JiQing Highway and Jiaozhou Bay Highway, we can catch flights and vessels in first time. Under the kind support of our customers and efforts of ourselves, our annual production capacity exceeds 30,000 tons and annual sales is more than RMB50 million now.
Our main products are: sodium metasilicate pentahydrate, soluble sodium metasilicate,anhydrous sodium metasilicate,DDF water redcuing agent.sodium metasilicate pentahydrate is the most suitable substitution for Sodium Tripolyphosphate since the products of phosphorous is prohibited. Adhering to the principles of respect, honesty, diligence and innovation, we set up a modernized system of production and management. Abiding by the concept of “Sincerity Oriented, Mutually Benefits”, we will continue providing better products and services to our customers both in domestic and overseas market.