| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 304.16 | USD | 20251211 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.87 | USD | 20251210 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.79 | USD | 20251209 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.83 | USD | 20251208 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.89 | USD | 20251205 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.96 | USD | 20251204 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.87 | USD | 20251203 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.7 | USD | 20251202 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.85 | USD | 20251201 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.72 | USD | 20251128 |