| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 923.82 | USD | 20251105 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 944.98 | USD | 20251105 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 924.03 | USD | 20251104 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 931.09 | USD | 20251104 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 945.19 | USD | 20251104 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 924.27 | USD | 20251103 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 931.32 | USD | 20251103 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 945.43 | USD | 20251103 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 924.1 | USD | 20251031 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 945.26 | USD | 20251031 |