为白色或类白色结晶性粉末,无臭,味微苦。溶于热水,略溶于水,几乎不溶于乙醇、氯仿。有引湿性,遇光易变色。本品为一抗变态反应药物,由中国医学科学院药物研究所、锦州制药一厂协作研制成功。经药理和临床研究证明,本品与色甘酸钠的抗过敏作用相似,应 White or almost white crystalline powder, odorless, slightly bitter taste. Soluble in hot water, slightly soluble in water, almost insoluble in ethanol, chloroform. A hygroscopic, case of light easy to change color. This product is an anti-allergic drug, by the Chinese Academy of Medical Sciences Institute of Medicine, Jinzhou Pharmaceutical Factory successfully developed a collaboration. Pharmacological and clinical studies have shown that this product and cromolyn sodium anti-allergic effects should be