| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250928 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 955.7 | USD | 20250928 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250928 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250928 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 913.54 | USD | 20250928 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1068.14 | USD | 20250928 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 843.27 | USD | 20250928 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1040.03 | USD | 20250928 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1040.03 | USD | 20250928 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1245.22 | USD | 20250928 |