| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 845.93 | USD | 20251025 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 845.93 | USD | 20251025 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 845.93 | USD | 20251025 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 803.63 | USD | 20251025 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 930.52 | USD | 20251025 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1015.11 | USD | 20251024 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 902.32 | USD | 20251024 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 817.73 | USD | 20251024 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 796.58 | USD | 20251024 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 951.67 | USD | 20251024 |