Brief: Nissan Chemical Corp - To Buy Up To 2,100,000 Shares
May 15 (Reuters) - Nissan Chemical Corp 4021.T: NISSAN CHEMICAL CORP - TO BUY UP TO 2,100,000 SHARES NISSAN CHEMICAL CORP - REPRESENTS 1.56% OF OUTSTANDING SHARES EXCLUDING TREASURY SHARES Source text: ID:nTSqo82b5b Further company coverage: 4021.T