| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1026.69 | USD | 20251009 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 843.86 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 942.31 | USD | 20251009 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 956.37 | USD | 20251009 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 984.5 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 843.86 | USD | 20251009 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 1026.69 | USD | 20251009 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 886.05 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 942.93 | USD | 20251008 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 942.93 | USD | 20251008 |