4-Methoxy Acetophenone|1-Acetonaphthone|2-Acetonaphthone|4-Methoxybenzaldehyde--Nanjing Cosmos Chemical Co., Ltd.

Product Name :2,2’,4,4’-Tetrahydroxy Benzophenone
[Cas Number]	131-55-5
[Structure Formula ]
[Specification]	99%min. 25kg per drum
[Description]	99%min. 25kg per drum