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W/2TGUN <br />11 April 2022 <br />City of South Bend Board of Public Works <br />County -City Building, Room 1316 <br />227 West Jefferson <br />South Bend, IN 46601 <br />Dear Ladies and Gentlemen: <br />Watcon submits the following bid: <br />• Sodium Pyrophosphate for $2.58 per pound. <br />We propose to supply Sodium Acid Pyrophosphate as a sequestrant and corrosion inhibitor <br />complying with your specifications. It has a guaranteed minimum phosphate percentage as PO° of <br />85. Sodium Acid Pyrophosphate is quoted at $2.58 per pound, delivered. This price is good for <br />purchase of up to 11,250 lbs. <br />If additional on-site technical assistance were needed after a 6 -month period, our fee would not <br />exceed $700.00 per day. <br />Material to be supplied is listed in the latest National Sanitation Foundation (NSF) Standard 60 <br />directory. It is listed as sodium acid pyrophosphate. <br />This material contains a minimum of 85% sodium pyrophosphate and the remaining ingredients <br />are sodium phosphate materials. <br />Clinton, ML (George Service 517-456-7494) and J. B. Waterworks (LaPorte, IN 219-326-5480) <br />are currently using Watcon phosphate drinking water chemicals. <br />Confirmation of effects on copper and sequestration we published in American National Standards <br />and NSF Standard publication, "Drinking water treatment chemicals- Health effects" <br />The Watcon technical staff consists of: <br />George Resnik, Jr., a graduate Chemical Engineer with 35 plus yews of industrial <br />experience, and 30 plus yews of water treatment experience. <br />2215 South Main Street South Bend, IN 46613 574.287.3397 <br />