The Challenge: A multinational pharma company in Asia undertaking a rapid expansion needed to meet stringent USP 28 guidelines for high purity water for injectibles. The existing chemically sanitisable RO-EDI system did not meet the demands of regulated markets and besides, required considerable maintenance. The customer sought a dependable system vendor for a new unit that would meet their need for high purity water, and entrusted Ion Exchange with the responsibility. The Solution: We recommended a Hot Water Sanitisable INDION High Purity Water (HPW) plant consisting of: Ultra ltration Softening Heat Sanitisable Reverse Osmosis (RO) Heat Sanitisable Electro Deionisation (EDI) Heat Sanitisable Ultra Filtration system Since the customer was using surface water, UF was incorporated in pretr

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