Praxair has raised $500 million in a sale of 10-year senior unsecured bonds. Credit Suisse and Royal Bank of Scotland, Mitsubishi UFJ Securities and Wells Fargo Securities led the transaction for the Danbury-headquartered issuer. The notes, carrying a coupon rate of 3.00 percent, are due Sept. 1, 2021. The company plans to use the proceeds to fund share repurchases and for other general corporate purposes.

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