| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1003.41 | USD | 20251201 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1102.33 | USD | 20251201 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 975.14 | USD | 20251201 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 808.38 | USD | 20251201 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1074.07 | USD | 20251201 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 918.61 | USD | 20251201 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1229.53 | USD | 20251201 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1229.53 | USD | 20251201 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1384.98 | USD | 20251201 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 989.27 | USD | 20251201 |