| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 703.38 | USD | 20250918 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 731.52 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 703.38 | USD | 20250918 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 703.38 | USD | 20250918 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 914.4 | USD | 20250918 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 801.86 | USD | 20250918 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 766.69 | USD | 20250918 |