| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1169.85 | USD | 20251017 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1268.52 | USD | 20251017 |
| Befar Group Co., Ltd. | China national standards | MT | 1338.99 | USD | 20251017 |
| Befar Group Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251017 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 958.43 | USD | 20251017 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 986.62 | USD | 20251017 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1212.14 | USD | 20251017 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1212.14 | USD | 20251017 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1205.09 | USD | 20251017 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1205.09 | USD | 20251017 |