| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 903.04 | USD | 20251119 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 903.04 | USD | 20251119 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 903.24 | USD | 20251118 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 903.24 | USD | 20251118 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 903.64 | USD | 20251114 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 903.13 | USD | 20251113 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 903.13 | USD | 20251113 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.77 | USD | 20251112 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 973.67 | USD | 20251111 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1016.15 | USD | 20251110 |