We try for excellence, services the customers", hopes to become the ideal cooperation team and dominator company for staff, suppliers and buyers, realizes value share and continuous marketing for phenolphthalein in stock guide and negotiate.
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,6'-(diethylamino)-1',3'-dimethyl- CAS 21934-68-9