| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1115.91 | USD | 20251202 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1115.91 | USD | 20251202 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1116.47 | USD | 20251201 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1116.47 | USD | 20251201 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1116.15 | USD | 20251127 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1116.15 | USD | 20251127 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1115.08 | USD | 20251124 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1115.08 | USD | 20251124 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1114.17 | USD | 20251120 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1114.69 | USD | 20251119 |