| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 706.32 | USD | 20251130 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 748.7 | USD | 20251130 |
| Henan Zhongyuan Dahua Group Co., Ltd. | China national standards | MT | 706.32 | USD | 20251130 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 748.7 | USD | 20251130 |
| Hualu Holdings Group Co., Ltd. | China national standards | MT | 875.84 | USD | 20251129 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 748.7 | USD | 20251129 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 748.7 | USD | 20251129 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 748.7 | USD | 20251129 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 791.08 | USD | 20251128 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 713.39 | USD | 20251128 |