| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1351.2 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 971.17 | USD | 20251010 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 971.17 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 971.17 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 971.17 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 971.17 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 971.17 | USD | 20251010 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 985.25 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.35 | USD | 20251010 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 816.35 | USD | 20251010 |