| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 916.09 | USD | 20251022 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 958.37 | USD | 20251022 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 761.06 | USD | 20251022 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 704.68 | USD | 20251022 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 746.96 | USD | 20251022 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 831.52 | USD | 20251022 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 704.68 | USD | 20251022 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 775.15 | USD | 20251022 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 789.24 | USD | 20251022 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 831.52 | USD | 20251022 |