中国 · 品目· 9 个子目· 0 个税号
2937激素、前列腺素、血栓素、白三烯及其衍生物和结构类似物
Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by synthesis; derivatives and structural analogues thereof, including chain modified polypeptides, used primarestdy as hormones