| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 261.38 | USD | 20251127 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 268.44 | USD | 20251127 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 268.44 | USD | 20251127 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 268.18 | USD | 20251124 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 261.13 | USD | 20251124 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 268.18 | USD | 20251124 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 261.13 | USD | 20251124 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 267.96 | USD | 20251120 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 260.91 | USD | 20251120 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 260.91 | USD | 20251120 |