| 促进剂买家 |
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| | we are doing an investigation about the catalysts Silver and Cooper. What we want to know about them is: 1) Physic and chemical properties. 2)Shape. 3)Price per ton.
| | | | | Hello Seller, I saw your advert on www, I will like to order some chemicals from your company,let me know if i can order it from you, Get back to me as soon as possible Pete
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