"Sincerity, Innovation, Rigorousness, and Efficiency" would be the persistent conception of our corporation with the long-term to create collectively with buyers for mutual reciprocity and mutual advantage for 99 min 1 5 cyclooctadiene our products win a high admiration both at home and abroad.
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,6'-(diethylamino)-1',3'-dimethyl- CAS 21934-68-9