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2-羟基4甲氧基-4'-氯二苯甲酮〈紫外线吸收剂〉
plast. 2-hydroxy-4-methoxy-4'-chlorobenzophenone
羟基 4甲氧基-4'-氯二苯甲酮
: 2 phrases in 1 subject
Plastics2