酚胺唑啉马来酸盐 phentolamine mesylate
碳酸二酯 diphenyl carbonate
聚酰亚胺是什么材料具体有什么用途
n,n'-二基硫脲 n,n'-diphenylthiourea
盐酸吡哆醛 pyridoxal hydrochloride
n,n'-二基脲 n,n'-diphenylurea
1,3-联基胍 1,3-diphenylguanidine
棕榈酸视黄酯 vitamin a palmitate
盐酸育亨宾 yohimbine hydrochloride
1,3-联基丙酮 1,3-diphenylacetone