| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 946.61 | USD | 20251127 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 925.42 | USD | 20251127 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 932.48 | USD | 20251127 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 932.26 | USD | 20251126 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 925.19 | USD | 20251126 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 946.38 | USD | 20251126 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 945.33 | USD | 20251121 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 931.22 | USD | 20251121 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 924.16 | USD | 20251121 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 944.93 | USD | 20251120 |