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Browse full water treatment spare parts at Shuitianlan(STL): ultrapure resin series, filtration membrane products, various filter vessels, branded EDI modules, multiple types of UV sterilizers and original imported water pumps for industrial water purification.
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Shuitianlan(STL) is a professional water treatment consumables distributor focusing on membrane, resin, filter, EDI and disinfection products. With stable supply chain and rich project experience, we serve global water engineering companies with cost-effective products & technical support.
Shuitianlan(STL) matches targeted consumable supporting schemes for petrochemical wastewater recycling, food & beverage production pure water, municipal drinking water purification, helping enterprises reduce water treatment operation cost.
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201×7 is Type‑I strong‑base chloride‑form styrene‑divinylbenzene anion exchange resin. With monodisperse particle distribution (uniformity coefficient ≤1.1), it is specially engineered for mixed‑bed service. Optimized cross‑linking achieves high regeneration efficiency and low rinse‑water consumption, and is comparable to mainstream brands HUALANMO, Lanxiao, Suqing, Dongda and Piao Yichun.

