EXHIBIT 10.1 STOCK PURCHASE AGREEMENT AGREEMENT, made as of May 18, 2006, between Israel M. Stein (the "Seller") and Third Security Staff 2001 LLC (the "Buyer"). WHEREAS, the Seller is willing to sell to the Buyer, and the Buyer is willing to purchase...Stock Purchase Agreement • May 23rd, 2006 • Stein Israel M • Laboratory analytical instruments • Delaware
