2,2'-小9体育直播下载安装苹果

intermediate

2,2'-dihydroxy-4,4'-dimethoxybenzophenone

c.a.s no.:131-54-4

chemical structural formula:c15h14o5

molecular weight:274.27

purpose:take place of uvinul d-49 from basf

appearance:light yellow powder

gardener chroma ≤ 2

melting point  131-137 ℃

water content:≤ 0.5%

packing:25kg cardboard drum



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