00500nam a2200181Ia 4500 CTU_14776 210402s9999 xx 000 0 und d MHO1 540 C911 CRC handbook of chemistry and phusics a ready-reference book of chemical and physical data Boca Raton CRC 1996 chemistry,physics Minh, 961224 Trung tâm Học liệu Trường Đại học Cần Thơ