| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 985.15 | USD | 20251008 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 394.06 | USD | 20251008 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 394.06 | USD | 20251008 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.28 | USD | 20251008 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1041.45 | USD | 20251008 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 323.69 | USD | 20251008 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 450.36 | USD | 20251008 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 351.84 | USD | 20251008 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 450.36 | USD | 20251008 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 351.84 | USD | 20251008 |