| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 1030.59 | USD | 20251112 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 847.06 | USD | 20251112 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 889.42 | USD | 20251112 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 847.06 | USD | 20251112 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 931.77 | USD | 20251112 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 931.77 | USD | 20251112 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 959.56 | USD | 20251111 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 846.67 | USD | 20251111 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 917.22 | USD | 20251111 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 931.34 | USD | 20251111 |