| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 774.94 | USD | 20251020 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 760.85 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 852.44 | USD | 20251020 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 746.76 | USD | 20251020 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 746.76 | USD | 20251020 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 760.85 | USD | 20251020 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 704.49 | USD | 20251020 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 831.3 | USD | 20251020 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 789.03 | USD | 20251020 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 634.04 | USD | 20251020 |