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| ![Benzene, 1-[2-(4-Methoxyphenyl)ethynyl]-4-(trans-4...](https://img1.guidechem.com/chem/e/dict/23/116903-47-0.jpg) | 
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                        Profile: Xian Caijing Opto-Electrical Science & Technology Co., Ltd. is engaged in the research & development and manufacture of various chemicals. We are an ISO 9000 and ISO 14000 certified compa...
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