DEERFIELD, Ill.--(BUSINESS WIRE)--Apr. 30, 2009-- United Stationers Inc. (NASDAQ: USTR) reported first quarter 2009 results. Sales declined 9% per selling day, and diluted earnings per share were $0.57, or $0.66(1) after excluding severance charges. Cash flow from operations was $115.8 million, or $138.8 million(1) on an adjusted basis. The combined year-over-year decline in debt and accounts receivable sold was $174.4 million(1).