Water Treatment Technology.Ashland Ashland (ăsh`lənd). 1 Industrial city (1990 pop. 23,622), Boyd co., E Ky., on terraces along the Ohio River near the influx of the Big Sandy; settled 1786, inc. 1854. Specialty Chemicals A Specialty chemical is a chemical produced for a specialized use. They are produced in lower volume than bulk chemicals, of which petrochemicals, made from oil feedstocks, are the most common. However, both are produced in a chemical plant. Drew Industrial Div. has introduced its Performax Millennium series of cooling water treatment programs. These products are multi-functional formulations that typically provide 90% reduction in corrosion and scale in open recirculating and once-through cooling water systems. Biodegradable biodegradable /bio·de·grad·a·ble/ (-de-grad´ah-b'l) susceptible of degradation by biological processes, as by bacterial or other enzymatic action. bi·o·de·grad·a·ble adj. and oxidant-stable organic compositions protect against fouling and scaling of plant equipment under severe operating conditions and are designed to achieve maximum performance in a wide range of system water chemistries ranging from soft to highly alkaline alkaline /al·ka·line/ (al´kah-lin) (-lin) 1. having the reactions of an alkali. 2. having a pH greater than 7.0. al·ka·line adj. 1. waters with high levels of scale-forming ions.--Ashland Specialty Chemical Co., The Drew Industrial Div. (Ashland, Inc.) |
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