Exhibit 10.1 [COMERICA LOGO] -------------------------------------------------- ------------------------------ COMERICA BANK-CALIFORNIA November 07, 2001 Frank DiPietro Sipex Corporation 22 Linell Circle Billerica, MA 01821 Dear Frank: Comerica...Amended and Restated Revolving Credit Loan & Security Agreement • November 13th, 2001 • Sipex Corp • Semiconductors & related devices
