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| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 957.65 | USD | 20251013 | 
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1013.98 | USD | 20251013 | 
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1225.23 | USD | 20251013 | 
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1204.11 | USD | 20251013 | 
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 964.69 | USD | 20251013 | 
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 929.49 | USD | 20251013 | 
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 964.69 | USD | 20251013 | 
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 964.69 | USD | 20251013 | 
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1295.65 | USD | 20251013 | 
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 929.49 | USD | 20251013 |