| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251011 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251011 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 365.95 | USD | 20251011 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 464.47 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 534.85 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.17 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.17 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.17 | USD | 20251011 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 408.17 | USD | 20251011 |