| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1513.74 | USD | 20251211 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1584.47 | USD | 20251211 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1570.33 | USD | 20251211 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1570.33 | USD | 20251211 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1570.33 | USD | 20251211 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1556.18 | USD | 20251211 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1697.65 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1513.74 | USD | 20251211 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1697.65 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1513.74 | USD | 20251211 |