| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 913.54 | USD | 20250926 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 815.16 | USD | 20250926 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 815.16 | USD | 20250926 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 787.05 | USD | 20250926 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 794.07 | USD | 20250926 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 843.27 | USD | 20250926 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 899.48 | USD | 20250926 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 906.51 | USD | 20250926 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 913.54 | USD | 20250926 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 801.1 | USD | 20250926 |